The following Union Army

Union Army

The Union Army was the land force that fought for the Union during the American Civil War. It was also known as the Federal Army, the U.S. Army, the Northern Army and the National Army...

 units and commanders fought in the Battle of Chancellorsville

Battle of Chancellorsville

The Battle of Chancellorsville was a major battle of the American Civil War, and the principal engagement of the Chancellorsville Campaign. It was fought from April 30 to May 6, 1863, in Spotsylvania County, Virginia, near the village of Chancellorsville. Two related battles were fought nearby on...

 of the American Civil War

American Civil War

The American Civil War was a civil war fought in the United States of America. In response to the election of Abraham Lincoln as President of the United States, 11 southern slave states declared their secession from the United States and formed the Confederate States of America ; the other 25...

. The Confederate order of battle

Chancellorsville Confederate order of battle

The following Confederate States Army units and commanders fought in the Battle of Chancellorsville of the American Civil War. The Union order of battle is listed separately...

 is listed separately.

Military rank

• Gen = General
  General (United States)
  In the United States Army, United States Air Force, and United States Marine Corps, general is a four-star general officer rank, with the pay grade of O-10. General ranks above lieutenant general and below General of the Army or General of the Air Force; the Marine Corps does not have an...
  
  
• LTG = Lieutenant General
  Lieutenant General (United States)
  In the United States Army, the United States Air Force and the United States Marine Corps, lieutenant general is a three-star general officer rank, with the pay grade of O-9. Lieutenant general ranks above major general and below general...
  
  
• MG = Major General
  Major general (United States)
  In the United States Army, United States Marine Corps, and United States Air Force, major general is a two-star general-officer rank, with the pay grade of O-8. Major general ranks above brigadier general and below lieutenant general...
  
  
• BG = Brigadier General
  Brigadier general (United States)
  A brigadier general in the United States Army, Air Force, and Marine Corps, is a one-star general officer, with the pay grade of O-7. Brigadier general ranks above a colonel and below major general. Brigadier general is equivalent to the rank of rear admiral in the other uniformed...
  
  
• Col = Colonel
  Colonel (United States)
  In the United States Army, Air Force, and Marine Corps, colonel is a senior field grade military officer rank just above the rank of lieutenant colonel and just below the rank of brigadier general...
  
  
• Ltc = Lieutenant Colonel
  Lieutenant Colonel (United States)
  In the United States Army, United States Air Force, and United States Marine Corps, a lieutenant colonel is a field grade military officer rank just above the rank of major and just below the rank of colonel. It is equivalent to the naval rank of commander in the other uniformed services.The pay...
  
  
• Maj = Major
  Major (United States)
  In the United States Army, Air Force, and Marine Corps, major is a field grade military officer rank just above the rank of captain and just below the rank of lieutenant colonel...
  
  
• Cpt = Captain
• Lt = Lieutenant
  Lieutenant
  A lieutenant is a junior commissioned officer in many nations' armed forces. Typically, the rank of lieutenant in naval usage, while still a junior officer rank, is senior to the army rank...
  
  
• Sgt = Sergeant
  Sergeant
  Sergeant is a rank used in some form by most militaries, police forces, and other uniformed organizations around the world. Its origins are the Latin serviens, "one who serves", through the French term Sergent....
  
  

General Headquarters

Command of the Provost-Marshal-General


BG Marsena R. Patrick

Marsena R. Patrick

Marsena Rudolph Patrick was a college president and an officer in the United States Army, serving as a general in the Union volunteer forces during the American Civil War. He was the provost marshal for the Army of the Potomac in many of its campaigns.-Early life:Patrick was born in Hounsfield,...

• 93rd New York Infantry: Col John S. Crocker
• 6th Pennsylvania Cavalry, Companies E and I: Cpt James Starr
• 8th U.S. Infantry, Companies A, B, C, D, F, and G: Cpt E. W. H. Read
• Detachment Regular Cavalry: Lt Tattnall Paulding

Patrick's Brigade


Col William F. Rogers

• 21st New York Infantry: Ltc Chester W. Steinberg
• 23rd New York Infantry: Col Henry C. Hoffman
• 35th New York Infantry: Col John G. Todd
• 80th New York Infantry: Col Theodore B. Gates
• Battery B, Maryland Light Artillery: Cpt Alonzo Snow
• 12th Battery, Ohio Light Artillery
  12th Ohio Battery
  12th Ohio Independent Battery was an artillery battery that served in the Union Army during the American Civil War.-Service:The battery was created from Company G, 25th Ohio Infantry and permanently detached on March 17, 1862 under Captain Aaron C...
  
  : Cpt Aaron C. Johnson

Engineer Brigade


BG Henry W. Benham

• 15th New York: Col Clinton G. Colgate
• 50th New York: Col Charles B. Stuart
• Battalion United States: Cpt Chauncey B. Reese

Signal Corps

Cpt Samuel T. Cushing

Ordnance Detachment
Lt John R. Edie

Guards and Orderlies

• Oneida (N.Y.) Cavalry: Capt Daniel P. Mann

Artillery

BG Henry J. Hunt

All artillery, except for the Reserve, is listed under the commands with which they served.

Artillery Reserve


Cpt William M. Graham


BG Robert O. Tyler

Robert O. Tyler

Robert Ogden Tyler was an American soldier who served as a general in the Union Army during the American Civil War. He is best known as the commander of the Artillery Reserve of the Army of the Potomac, including at the Battle of Gettysburg in July 1863, where many of his batteries played...

 (assigned May 2, 1863)

• Battery B, 1st Connecticut Heavy: Lt Albert F. Brooker
• Battery M, 1st Connecticut Heavy: Cpt Franklin A. Pratt
• 5th Battery, New York Light: Cpt Elijah D. Taft
  Elijah D. Taft
  -Pre-War:Elijah D. Taft was born in Mamaroneck, New York April 28, 1819. He worked as a carpenter in Brooklyn, New York. Taft entered a New York militia unit, rising to the rank of captain by the year 1855. In the same year Taft stood for political office in Brooklyn. He was nominated by the...
  
  
• 15th Battery, New York Light: Cpt Patrick Hart
• 29th Battery, New York Light: Lt Gustav Von Blucher
• 30th Battery, New York Light: Cpt Adolph Voegelee
• 32nd Battery, New York Light: Lt George Gaston
• Battery K, 1st United States: Lt Lorenzo Thomas, Jr.
• Battery C, 3rd United States: Lt Henry Meinell
• Battery G, 4th United States: Lt Marcus P. Miller
• Battery K, 5th United States: Lt David H. Kinzie
• 32nd Massachusetts Infantry, Company C: Cpt Josiah C. Fuller

Train Guard

• 4th New Jersey (Seven Companies): Col William Birney
  William Birney
  William Birney was a professor, Union Army general during the American Civil War, attorney and author. An ardent abolitionist, he was noted for encouraging thousands of free black men to join the Union army....
  
  , Cpt Robert S. Johnston

I Corps

I Corps (ACW)

I Corps was the designation of three different corps-sized units in the Union Army during the American Civil War. The units served in the following armies:...

MG John F. Reynolds

John F. Reynolds

John Fulton Reynolds was a career United States Army officer and a general in the American Civil War. One of the Union Army's most respected senior commanders, he played a key role in committing the Army of the Potomac to the Battle of Gettysburg and was killed at the start of the battle.-Early...

Chief of Artillery

Col Charles S. Wainwright

Charles S. Wainwright

Charles Shiels Wainwright was a produce farmer in the state of New York and an artillery officer in the Union Army during the American Civil War. He played an important role in the defense of Cemetery Hill during the July 1863 Battle of Gettysburg, where his artillery helped repel a Confederate...

Escort

1st Maine Cavalry, Company L: Cpt Constantine Taylor

Division	Brigade	Regiments and Others
First Division      BG James S. Wadsworth James S. Wadsworth James Samuel Wadsworth was a philanthropist, politician, and a Union general in the American Civil War. He was killed in battle during the Battle of the Wilderness of 1864.-Early years:...	1st Brigade    Col Walter Phelps, Jr.	22nd New York 22nd New York Volunteer Infantry Regiment The 22nd New York Volunteer Infantry was a volunteer regiment of the Union Army in the American Civil War.- History :... : Maj Thomas J. Strong 24th New York: Col Samuel R. Beardsley 30th New York: Col William M. Searing 84th New York: Col Edward B. Fowler
	2nd Brigade    BG Lysander Cutler Lysander Cutler Lysander Cutler was an American businessman, educator, politician, and a Union Army General during the American Civil War.-Early years:Cutler was born in Royalston, Massachusetts, the son of a farmer...	7th Indiana: Ltc Ira G. Grover 76th New York: Col William P. Wainwright 95th New York: Col George H. Biddle 147th New York: Col John G. Butler 56th Pennsylvania: Col J. William Hofmann
	3rd Brigade    BG Gabriel R. Paul	22nd New Jersey: Col Abraham G. Demarest 29th New Jersey: Col William R. Taylor 30th New Jersey: Col John J. Cladek 31st New Jersey: Ltc Robert R. Honeyman 137th Pennsylvania: Col Joseph B. Kiddoo
	4th Brigade (Iron Brigade Iron Brigade The Iron Brigade, also known as the Iron Brigade of the West or the Black Hat Brigade, was an infantry brigade in the Union Army of the Potomac during the American Civil War. Although it fought entirely in the Eastern Theater, it was composed of regiments from Western states... )    BG Solomon Meredith Solomon Meredith Solomon Meredith was a prominent Indiana farmer, politician, and lawman who was a controversial Union Army general in the American Civil War...	19th Indiana: Col Samuel J. Williams 24th Michigan: Col Henry A. Morrow 2nd Wisconsin: Col Lucius Fairchild Lucius Fairchild Lucius Fairchild was an American politician, army general, and diplomat. He served as the tenth Governor of Wisconsin and as U.S. Minister to Spain.-Military career:... 6th Wisconsin: Col Edward S. Bragg Edward S. Bragg Edward Stuyvesant Bragg was a Democratic politician, lawyer and Union Army general from Wisconsin. He served in the U.S. House of Representatives from 1877 to 1883 and from 1885 to 1887 and subsequently served as a foreign diplomat.-Early life and career:Born in Unadilla, New York, Bragg attended... 7th Wisconsin: Col William W. Robinson
	Artillery    Cpt John A. Reynolds	1st Battery, New Hampshire Light 1st New Hampshire Light Battery 1st New Hampshire Light Artillery was an artillery battery that served in the Union Army during the American Civil War.-Service:The 1st New Hampshire Artillery was organized in Manchester, New Hampshire and mustered in September 21, 1861 for three years service under Captain George A. Gerrish.The... : Cpt Frederick M. Edgell Battery L, 1st New York Light: Cpt John A. Reynolds Battery B, 4th United States: Lt James Stewart
Second Division      BG John C. Robinson John C. Robinson John Cleveland Robinson had a long and distinguished career in the United States Army, fighting in numerous wars and culminating his career as a Union Army brigadier general of volunteers and brevet major general of volunteers in the American Civil War. In 1866, President Andrew Johnson nominated...	1st Brigade    Col Adrian R. Root	16th Maine: Col Charles W. Tilden 94th New York: Cpt Samuel A. Moffett 104th New York: Col Gilbert G. Prey 107th Pennsylvania: Col Thomas F. McCoy
	2nd Brigade    BG Henry Baxter Henry Baxter Henry Baxter was a general in the Union Army during the American Civil War. At the Battle of Gettysburg, his brigade resisted a Confederate assault from parts of Maj. Gen. Robert E...	12th Massachusetts 12th Regiment Massachusetts Volunteer Infantry The 12th Regiment Massachusetts Volunteer Infantry was an infantry regiment in the Union army during the American Civil War. It was formed on June 14, 1861 in Boston, Massachusetts. Its original commander was Colonel Fletcher Webster, son of the famed U.S. Senator from Massachusetts, Daniel Webster... : Col James L. Bates 26th New York: Ltc Gilbert S. Jennings 90th Pennsylvania: Col Peter Lyle 136th Pennsylvania: Col Thomas M. Bayne
	3rd Brigade    Col Samuel H. Leonard	13th Massachusetts 13th Regiment Massachusetts Volunteer Infantry The 13th Regiment Massachusetts Volunteer Infantry was an infantry regiment in the Union army during the American Civil War. It was formed on July 16, 1861 at Fort Independence in Boston, Massachusetts. Its original commander was Colonel Samuel H. Leonard.... : Ltc N. Walter Batchelder 83rd New York: Ltc Joseph A. Moesch 97th New York: Col Charles Wheelock 11th Pennsylvania 11th Pennsylvania Infantry The 11th Pennsylvania Infantry Regiment was a Union army regiment that participated in the American Civil War. It had the distinction of being the oldest unit in continuous service from Pennsylvania.-History:... : Col Richard Coulter Richard Coulter (general) Richard Coulter, Sr. was an American Civil War general in the Union Army, a businessman, and banker. During the Civil War he was colonel of the 11th Pennsylvania Infantry, often rising to brigade command upon the wounding of superior officers.-Early life and career:Richard Coulter, Sr... 88th Pennsylvania: Ltc Louis Wagner
	Artillery    Cpt Dunbar R. Ransom Dunbar R. Ransom -Early life:Dunbar Ransom was born at Fayetteville, North Carolina on January 10, 1831 but moved to Vermont. He is listed as the eldest son of Col Truman B. Ransom and brother of Gen Thomas E. G. Ransom. On June 7, 1855 Ransom was appointed from civilian life as a 2nd lieutenant in the Third U....	2nd Battery, Maine Light 2nd Maine Battery 2nd Maine Battery was an artillery battery that served in the Union Army during the American Civil War.-Service:The 2nd Maine Battery was organized in Augusta, Maine and mustered in for three years' service on November 20, 1861.... : Cpt James A. Hall 5th Battery, Maine Light 5th Maine Battery 5th Maine Battery was an artillery battery that served in the Union Army during the American Civil War.-Service:The 5th Maine Battery was organized in Augusta, Maine and mustered in for three years' service on December 4, 1861.... : Cpt George F. Leppien, Lt Edmund Kirby Edmund Kirby (army officer) Edmund Kirby was a US Army officer who was killed in the American Civil War.He was born in Brownville, New York to Colonel Edmund Kirby, an army paymaster, and Eliza Brown, a daughter of US major general Jacob Brown. Through his father he was a cousin of Confederate general Edmund Kirby Smith... , Lt Greenleaf T. Stevens Greenleaf T. Stevens Greenleaf T. Stevens commanded the 5th Maine Battery in the American Civil War. His battery is commemorated by a monument on Stevens' Knoll, named for him, on the Gettysburg Battlefield. It was among the first parts of the battlefield purchased for preservation.-Pre War:Greenleaf Thurlow Stevens... Battery C, Pennsylvania Light: Cpt James Thompson Battery C, 5th United States: Cpt Dunbar R. Ransom
Third Division      MG Abner Doubleday Abner Doubleday Abner Doubleday was a career United States Army officer and Union general in the American Civil War. He fired the first shot in defense of Fort Sumter, the opening battle of the war, and had a pivotal role in the early fighting at the Battle of Gettysburg. Gettysburg was his finest hour, but his...	1st Brigade    BG Thomas A. Rowley	121st Pennsylvania: Col Chapman Biddle Chapman Biddle Chapman Biddle was a member of the prominent Biddle family of Philadelphia, Pennsylvania, who rose to fame as an officer in the Union Army in the American Civil War. He commanded a brigade of infantry at the Battle of Gettysburg.-Early life:Chapman Biddle was born in Pennsylvania on January 22,... 135th Pennsylvania: Col James R. Porter 142nd Pennsylvania 142nd Pennsylvania Infantry The 142nd Pennsylvania Volunteer Infantry was a volunteer infantry regiment that fought in the Union Army during the American Civil War. The regiment primarily served in the Army of the Potomac in the Eastern Theater and was heavily engaged in the first day of fighting at Gettysburg.-History:The... : Col Robert P. Cummins 151st Pennsylvania 151st Pennsylvania Infantry The 151st Pennsylvania Infantry was a Union Army regiment during the American Civil War. It was known as "The Schoolteachers' Regiment" because of the large enlistment of school instructors.-Forming of the Regiment:... : Col Harrison Allen
	2nd Brigade    Col Roy Stone Roy Stone Roy Stone was a Union Army general during the American Civil War. He is most noted for his stubborn defense of the McPherson Farm during the Battle of Gettysburg.-Early life and family:...	143rd Pennsylvania: Col Edmund L. Dana 149th Pennsylvania: Ltc Walton Dwight 150th Pennsylvania: Col Langhorne Wister
	Artillery    Maj Ezra W. Matthews	Battery B, 1st Pennsylvania Light: Cpt James H. Cooper Battery F, 1st Pennsylvania Light: Lt R. Bruce Ricketts R. Bruce Ricketts Robert Bruce Ricketts distinguished himself as an artillery officer in the American Civil War. He is best known for his battery’s defense against a Confederate attack on Cemetery Hill on the second day of the Battle of Gettysburg.-Early life:... Battery G, 1st Pennsylvania Light: Cpt Frank P. Amsden

II Corps

II Corps (ACW)

There were five corps in the Union Army designated as II Corps during the American Civil War.* Army of the Cumberland, II Corps commanded by Thomas L. Crittenden , later renumbered XX Corps...

MG Darius N. Couch

Darius N. Couch

Darius Nash Couch was an American soldier, businessman, and naturalist. He served as a career U.S. Army officer during the Mexican-American War, the Second Seminole War, and as a general officer in the Union Army during the American Civil War.During the Civil War, Couch fought notably in the...

Chief of Artillery

Ltc Charles H. Morgan

Escort

6th New York Cavalry, Companies D and K: Cpt Riley Johnson

Division	Brigade	Regiments and Others
First Division      MG Winfield S. Hancock Winfield Scott Hancock Winfield Scott Hancock was a career U.S. Army officer and the Democratic nominee for President of the United States in 1880. He served with distinction in the Army for four decades, including service in the Mexican-American War and as a Union general in the American Civil War...	1st Brigade    BG John C. Caldwell John C. Caldwell John Curtis Caldwell was a teacher, a Union general in the American Civil War, and an American diplomat.-Early life:Caldwell was born in Lowell, Vermont...	5th New Hampshire 5th New Hampshire Volunteer Infantry The 5th New Hampshire Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War. The regiment has the unfortunate distinction of having sustained the greatest total loss in battles of any infantry or cavalry regiment in the Union Army, with a total of... : Col Edward E. Cross Edward E. Cross Edward Ephraim Cross was a newspaperman and an officer in the Union Army during the American Civil War.-Journalist:... , Ltc Charles E. Hapgood 61st New York: Col Nelson A. Miles Nelson A. Miles Nelson Appleton Miles was a United States soldier who served in the American Civil War, Indian Wars, and the Spanish-American War.-Early life:Miles was born in Westminster, Massachusetts, on his family's farm...  (w), Ltc K. Oscar Broady 81st Pennsylvania: Col H. Boyd McKeen H. Boyd McKeen H. Boyd McKeen led a regiment in the American Civil War, and he occasionally led a brigade before being killed at the Battle of Cold Harbor.... 148th Pennsylvania: Col James A. Beaver James A. Beaver James Addams Beaver was an American politician who served as the 20th Governor of Pennsylvania from 1887 to 1891... , Maj George A. Fairlamb
	2nd Brigade (Irish Brigade Irish Brigade (US) The Irish Brigade was an infantry brigade, consisting predominantly of Irish Americans, that served in the Union Army in the American Civil War. The designation of the first regiment in the brigade, the 69th New York Infantry, or the "Fighting 69th", continued in later wars... )    BG Thomas F. Meagher Thomas Francis Meagher -Young Ireland:Meagher returned to Ireland in 1843, with undecided plans for a career in the Austrian army, a tradition among a number of Irish families. In 1844 he traveled to Dublin with the intention of studying for the bar. He became involved in the Repeal Association, which worked for repeal...	28th Massachusetts 28th Massachusetts Infantry regiment The 28th Massachusetts Infantry regiment was the second primarily Irish American volunteer infantry regiment recruited in Massachusetts for service in the American Civil War. The regiment's motto was Faugh a Ballagh ... : Col Richard Byrnes 63rd New York 63rd New York Infantry The 63rd New York Infantry was a Union Army regiment in the Irish Brigade during the American Civil War. It served in some of the leading campaigns and battles of the Army of the Potomac in the Eastern Theater of operations.... : Ltc Richard C. Bentley 69th New York U.S. 69th Infantry Regiment The 69th Infantry Regiment is a military unit from New York City, part of the New York Army National Guard. It is known as the Fighting Sixty-Ninth, a name said to have been given to it by Robert E. Lee during the Civil War... : Cpt James E. McGee 88th New York 88th New York Infantry The 88th New York Infantry was a volunteer regiment in the Union Army's Irish Brigade during the American Civil War.-1861:The regiment was mustered into service in the autumn of 1861 at Fort Schuyler in New York when the government approved the commissioning of an Irish Brigade... : Col Patrick Kelly Patrick Kelly (Colonel) Patrick Kelly was an Irish-American Union Army officer during the American Civil War. He led the famed Irish Brigade at the Battle of Gettysburg.-Early life:... 116th Pennsylvania (Battalion) 116th Pennsylvania Infantry The 116th Pennsylvania Infantry was a volunteer infantry regiment in the Union Army during the American Civil War. It formed a part of the Irish Brigade.-History:... : Maj St. Clair A. Mulholland St. Clair Augustine Mulholland St. Clair Augustine Mulholland was a colonel in the Union Army in the American Civil War who later received the brevets of brigadier general of volunteers and major general of volunteers and the Medal of Honor for gallantry in action at the Battle of Chancellorsville.-Biography:Mulholland was born...
	3rd Brigade    BG Samuel K. Zook Samuel K. Zook Samuel Kosciuszko Zook was a Union general during the American Civil War, killed in action during the Battle of Gettysburg.-Early years:...	52nd New York: Col Paul Frank, Ltc Charles G. Freudenberg 57th New York: Ltc Alford B. Chapman 66th New York: Col Orlando H. Morris 140th Pennsylvania: Col Richard P. Roberts
	4th Brigade    Col John R. Brooke John R. Brooke John Rutter Brooke was a major general in the United States Army during both the American Civil War and the Spanish American War...	27th Connecticut: Col Richard S. Bostwick 2nd Delaware: Ltc David L. Stricker 64th New York: Col Daniel G. Bingham 53rd Pennsylvania 53rd Pennsylvania Infantry The 53rd Pennsylvania Volunteer Infantry was a volunteer infantry regiment in the Union Army during the American Civil War.-Formation:The regiment was organized at Camp Curtin in Harrisburg, Pennsylvania, in the summer of 1861, with John R. Brooke, of Pottstown, Montgomery County, was commissioned... : Ltc Richards McMichael 145th Pennsylvania: Col Hiram L. Brown
	5th Brigade (temporary)    Col Edward E. Cross Edward E. Cross Edward Ephraim Cross was a newspaperman and an officer in the Union Army during the American Civil War.-Journalist:...	5th New Hampshire: Ltc Charles E. Hapgood 81st Pennsylvania: Col H. Boyd McKeen 88th New York: Col Patrick Kelly Patrick Kelly (Colonel) Patrick Kelly was an Irish-American Union Army officer during the American Civil War. He led the famed Irish Brigade at the Battle of Gettysburg.-Early life:...
	Artillery    Cpt Rufus D. Pettit	Battery B, 1st New York Light: Cpt Rufus D. Pettit Battery C, 4th United States: Lt Evan Thomas
Second Division      BG John Gibbon John Gibbon John Gibbon was a career United States Army officer who fought in the American Civil War and the Indian Wars.-Early life:...	1st Brigade    BG Alfred Sully Alfred Sully Alfred Sully , was a military officer during the American Civil War and during the Indian Wars on the frontier. He was also a noted painter.-Biography:...    Col Henry W. Hudson    Col Byron Laflin	19th Maine: Col Francis E. Heath 15th Massachusetts 15th Regiment Massachusetts Volunteer Infantry The 15th Massachusetts Volunteer Infantry Regiment was an infantry regiment that served from the State of Massachusetts during the American Civil War from 1861-1864. A part of the II Corps of the Army of the Potomac, the regiment was engaged in many battles from Ball's Bluff to Petersburg, and... : Maj George C. Joslin 1st Minnesota 1st Minnesota Volunteer Infantry The 1st Regiment, Minnesota Volunteer Infantry was a volunteer infantry regiment that served in the Union Army during the American Civil War. It was noted in particular for its gallant service and heavy casualties at the Battle of Gettysburg.... : Ltc William Colville, Jr. 34th New York: Col Byron Laflin, Ltc John Beverly 82nd New York: Col Henry W. Hudson, Ltc James Huston
	2nd Brigade (Philadelphia Brigade Philadelphia Brigade The Philadelphia Brigade was a Union Army brigade that served in the American Civil War. It was raised primarily in the city of Philadelphia, Pennsylvania, with the exception of the 106th regiment which contained men from Lycoming and Bradford counties.The brigade fought with the Army of the... )    BG Joshua T. Owen Joshua T. Owen Joshua Thomas Owen was an educator, politician, and soldier from Pennsylvania who served as a Union brigadier general during the American Civil War. He commanded the famed Philadelphia Brigade for part of the war, but was relieved of duty for alleged cowardice during battle.-Early life and...	69th Pennsylvania 69th Pennsylvania Infantry The 69th Pennsylvania Infantry was a volunteer regiment in the Union army during the American Civil War. Part of the famed Philadelphia Brigade, it played a key role defending against Pickett's Charge during the Battle of Gettysburg. Companies I and K wore a very americanized zouave uniform... : Col Dennis O'Kane 71st Pennsylvania 71st Pennsylvania Infantry The 71st Pennsylvania Volunteers was an infantry regiment of the Union Army that participated in the American Civil War.-History:... : Col Richard P. Smith 72nd Pennsylvania 72nd Pennsylvania Infantry The 72nd Pennsylvania Infantry was a volunteer infantry regiment which served in the Union Army during the American Civil War. It was part of the famous Philadelphia Brigade. They wore a very americanized zouave uniform... : Col De Witt C. Baxter 106th Pennsylvania 106th Pennsylvania Infantry The 106th Pennsylvania was a volunteer infantry regiment which served in the Union Army during the American Civil War... : Col Turner G. Morehead
	3rd Brigade    Col Norman J. Hall Norman J. Hall Norman Jonathan Hall was an officer in the United States Army during the American Civil War, perhaps most noted for his defense of his sector of the Union line against Pickett's Charge during the Battle of Gettysburg.-Early life:...	19th Massachusetts: Ltc Arthur F. Devereux Arthur F. Devereux Arthur Forrester Devereux was a captain in the Massachusetts Volunteer Militia prior to the Civil War and a colonel in the Union Army during the Civil War. He is notable for his expertise and proficiency in the instruction of military drill... 20th Massachusetts: Ltc George N. Macy 7th Michigan: Cpt Amos E. Steele, Jr. 49rd New York: Col James E. Mallon 59th New York: Ltc Max A. Thoman 127th Pennsylvania: Col William W. Jennings
	Artillery	Battery A, 1st Rhode Island Light Battery A, 1st Rhode Island Light Artillery Battery A, 1st Rhode Island Light Artillery was an artillery battery that served in the Union Army during the American Civil War.-Service:The battery was organized in Providence, Rhode Island and mustered in for a three year enlistment on June 6, 1861 under the command of Captain William H... : Cpt William A. Arnold Battery B, 1st Rhode Island Light Battery B, 1st Rhode Island Light Artillery Battery B, 1st Rhode Island Light Artillery was an artillery battery that served in the Union Army during the American Civil War.-Service:The battery was organized in Providence, Rhode Island and mustered in for a three year enlistment on August 18, 1861 under the command of Captain Thomas F... : Cpt Thomas Frederick Brown
	Sharpshooters	1st Company Massachusetts: Cpt William Plumer
Third Division      MG William H. French William H. French William Henry French was a career United States Army officer and a Union Army General in the American Civil War. He rose to temporarily command a corps within the Army of the Potomac, but was relieved of active field duty following poor performance during the Mine Run Campaign in late 1863.-Early...	Provost Guard	10th New York (4 companies): Maj G. F. Hopper
	1st Brigade    Col Samuel S. Carroll Samuel S. Carroll Samuel Spriggs "Red" Carroll was a career officer in the United States Army who rose to the rank of brigadier general during the American Civil War...	14th Indiana 14th Indiana Infantry Regiment The 14th Indiana Infantry Regiment, otherwise known as the Gallant Fourteenth, was an Civil War infantry regiment. A part of the celebrated Gibraltar Brigade of the Army of the Potomac, the 14th helped secure Cemetery Hill during the Battle of Gettysburg in 1863.- Service :*The 14th Indiana was... : Col John Coons 24th New Jersey: Col William B. Robertson 28th New Jersey: Ltc John A. Wildrick, Maj Samuel K. Wilson 4th Ohio 4th Ohio Infantry The 4th Regiment, Ohio Volunteer Infantry was an infantry regiment in the Union Army during the American Civil War. It served in the Eastern Theater in a number of campaigns and battles, but perhaps is most noted for its actions in helping secure Cemetery Hill during the Battle of... : Ltc Leonard W. Carpenter 8th Ohio 8th Ohio Infantry The 8th Ohio Volunteer Infantry was an infantry regiment in the Union Army during the American Civil War. It served in the Eastern Theater in a number of campaigns and battles, but perhaps is most noted for its actions in helping repulse Pickett's Charge during the Battle of... : Ltc Franklin Sawyer 7th West Virginia: Col Joseph Snider, Ltc Jonathan H. Lockwood
	2nd Brigade    BG William Hays William Hays (general) William Hays was a career officer in the United States Army, serving as a Union Army general during the American Civil War.-Early life:...    Col Charles J. Powers	14th Connecticut 14th Connecticut Infantry The 14th Connecticut Infantry was an infantry regiment that participated in the American Civil War. It participated in the Battle of Gettysburg, helping to repulse the Confederate attack on the third day known as Pickett's Charge.... : Maj Theodore G. Ellis 12th New Jersey: Col J. Howard Willets, Maj John T. Hill 108th New York: Col Charles J. Powers, Ltc Francis E. Pierce 130th Pennsylvania: Col Levi Maish, Maj Joseph S. Jenkins
	3rd Brigade    Col John D MacGregor Col Charles Albright	1st Delaware: Col Thomas A. Smyth 4th New York: Ltc William Jameson 132nd Pennsylvania: Col Charles Albright, Ltc Joseph E. Shreve
	Artillery	Battery G, 1st New York Light: Lt Nelson Ames Battery G, 1st Rhode Island Light Battery G, 1st Rhode Island Light Artillery Battery G, 1st Rhode Island Light Artillery was an artillery battery that served in the Union Army during the American Civil War.-Service:The battery was organized in Providence, Rhode Island and mustered in for a three year enlistment in December 1861 under the command of Captain Charles D.... : Cpt George W. Adams
II Corps Reserve Artillery	Battery I, 1st United States: Lt Edmund Kirby Battery A, 4th United States: Lt Alonzo H. Cushing

III Corps

III Corps (ACW)

There were four formations in the Union Army designated as III Corps during the American Civil War.Three were short-lived:*In the Army of Virginia:**Irvin McDowell ;**James B...

MG Daniel Sickles

Daniel Sickles

Daniel Edgar Sickles was a colorful and controversial American politician, Union general in the American Civil War, and diplomat....

Chief of Artillery

Cpt George E. Randolph

Division	Brigade	Regiments and Others
First Division      BG David B. Birney David B. Birney David Bell Birney was a businessman, lawyer, and a Union General in the American Civil War.-Early life:Birney was born in Huntsville, Alabama, the son of an abolitionist from Kentucky, James G. Birney. The Birney family returned to Kentucky in 1833, and James Birney freed his slaves...	1st Brigade    BG Charles K. Graham Charles K. Graham Charles Kinnaird Graham was a sailor in the antebellum United States Navy, attorney, and later a brigadier general in the Union Army during the American Civil War. As a civil engineer, he helped plan and lay out Central Park in New York City.-Early years and education:Graham was born in New York...    Col Thomas W. Egan Thomas W. Egan Thomas Wilberforce Egan was a Union Army officer who led the Mozart Regiment during most of the American Civil War, later becoming a general.-Early life :...	57th Pennsylvania: Col Peter Sides 63rd Pennsylvania: Ltc William S. Kirkwood, Cpt James F. Ryan 68th Pennsylvania: Col Andrew H. Tippin 105th Pennsylvania: Col Amor A. McKnight, Ltc Calvin A. Craig 114th Pennsylvania 114th Pennsylvania Infantry The 114th Pennsylvania Volunteer Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War. They were very famous for their colorful americanized zouave dress which consisted of: a dark blue zouave jacket with sky blue cuffs and red trimmings and... : Col Charles H. T. Collis Charles H. T. Collis Charles Henry Tucker "Tucky" Collis was an Irish-American US Army officer who received the Medal of Honor for his actions in the American Civil War. He was born in Ireland.... , Ltc Frederick F. Cavada 141st Pennsylvania 141st Pennsylvania Infantry The 141st Pennsylvania Volunteer Infantry was a volunteer infantry regiment that fought in the Union Army during the American Civil War. The regiment served in the Army of the Potomac in the Eastern Theater and was heavily engaged in the second day of fighting at the Peach Orchard outside of... : Col Henry J. Madill
	2nd Brigade    BG J. H. Hobart Ward J. H. Hobart Ward John Henry Hobart Ward , most commonly referred to as J.H. Hobart Ward, was a career United States Army soldier who fought in the Mexican–American War and served in the New York state militia...	20th Indiana: Col John Wheeler John Wheeler (colonel) John Wheeler was a Union colonel during the American Civil War. Wheeler's regiment suffered heavy losses at Gettysburg where he was killed in action near Devil's Den.-Early life:... 3rd Maine 3rd Maine Volunteer Infantry Regiment The 3rd Maine Volunteer Infantry Regiment was mustered in at Augusta, Maine for three year's service on June 4, 1861 and were mustered out on June 28, 1864. Veterans who had re-enlisted and those recruits still liable to serve were transferred to 17th Maine Volunteer Infantry Regiment.-Casualties... : Col Moses B. Lakeman 4th Maine: Col Elijah Walker 38th New York: Col P. Regis De Trobriand 40th New York: Col Thomas W. Egan Thomas W. Egan Thomas Wilberforce Egan was a Union Army officer who led the Mozart Regiment during most of the American Civil War, later becoming a general.-Early life :... 99th Pennsylvania: Col Asher S. Leidy
	3rd Brigade    Col Samuel B. Hayman	17th Maine: Ltc Charles B. Merrill, Col Thomas A. Roberts 3rd Michigan: Col Byron R. Pierce, Ltc Edwin S. Pierce 5th Michigan: Ltc Edward T. Sherlock, Maj John Pulford 1st New York: Ltc Francis L. Leland 37th New York: Ltc Gilbert Riordan
	Artillery    Cpt A. Judson Clark	Battery B, New Jersey Light: Lt Robert Sims Battery E, 1st Rhode Island Light Battery E, 1st Rhode Island Light Artillery Battery E, 1st Rhode Island Light Artillery was an artillery battery that served in the Union Army during the American Civil War.-Service:The battery was organized in Providence, Rhode Island and mustered in for a three year enlistment on September 23, 1861 under the command of Captain George E... : Lt Pardon S. Jastram Batteries F and K, 3rd United States: Lt John G. Turnbull
Second Division      MG Hiram Berry (k)      BG Joseph B. Carr Joseph Bradford Carr Joseph Bradford Carr was a general in the Union Army during the American Civil War.-Early life:Carr was born in Albany, New York, the son of Irish immigrants, and worked as a tobacconist...	1st Brigade    BG Joseph B. Carr    Col William E. Blaisdell William E. Blaisdell William E. Blaisdell was an enlisted man in the Regular Army of the United States prior to and during the Mexican-American War. After Mexican War, he returned to civilian life as an inspector in the Boston Customs House...	1st Massachusetts 1st Regiment Massachusetts Volunteer Infantry The 1st Regiment Massachusetts Volunteer Infantry was an infantry regiment in the Union army during the American Civil War.Organized at "Camp Ellsworth" in Cambridge, Massachusetts, the regiment was made up partly of companies that had belonged to the 1st Regiment Massachusetts Volunteer Militia, a... : Col Napoleon B. McLaughlen 11th Massachusetts 11th Regiment Massachusetts Volunteer Infantry The 11th Regiment Massachusetts Volunteer Infantry was an infantry regiment in the Union army during the American Civil War. Organized in Boston in May 1861, the 11th Massachusetts was made up mostly of men from Boston, but also from Charlestown and Dorchester... : Col William E. Blaisdell William E. Blaisdell William E. Blaisdell was an enlisted man in the Regular Army of the United States prior to and during the Mexican-American War. After Mexican War, he returned to civilian life as an inspector in the Boston Customs House... , Ltc Porter D. Tripp 16th Massachusetts: Ltc Waldo Merriam 11th New Jersey: Col Robert McAllister 26th Pennsylvania: Col Benjamin C. Tilghman, Maj Robert L. Bodine
	2nd Brigade ("Excelsior Brigade Excelsior Brigade The Excelsior Brigade was a military unit in the Union Army during the American Civil War. Comprising primarily infantry regiments raised in the state of New York primarily by former U.S... ")    BG Joseph W. Revere Joseph W. Revere Joseph Warren Revere was a career United States Army officer. He is known for being a Union brigadier general during the Civil War, his embarrassment at the Battle of Chancellorsville and for his notable family....    Col J. Egbert Farnum	70th New York: Col J. Egbert Farnum, Ltc Thomas Holt 71st New York: Col Henry L. Potter 72nd New York: Col William O Stevens, Maj John Leonard 73rd New York: Maj Michael W. Burns 74th New York: Ltc Wm. H. Lounsbury, Cpt Henry M. Alles, Cpt Francis E. Tyler 120th New York: Ltc Cornelius D. Westbrook
	3rd Brigade    BG Gershom Mott Gershom Mott Gershom Mott was a United States Army officer and a General in the Union Army, a commander in the Eastern Theater of the American Civil War.-Early life:...  (w)    Col William J. Sewell	5th New Jersey: Col William J. Sewell, Maj Ashbel W. Angel, Cpt Virgil M. Healy 6th New Jersey: Col George C. Burling George C. Burling George Childs Burling was a United States Union Army officer during the American Civil War, serving mostly as colonel and commander of the 6th New Jersey Volunteer Infantry. Burling was born in Burlington County, New Jersey, raised on his father's farm and educated at a private school in... , Ltc Stephen R. Gilkyson 7th New Jersey: Col Louis R. Francine, Ltc Francis Price 8th New Jersey: Col John Ramsey, Cpt John G. Langston 2nd New York: Col Sidney W. Park, Ltc William A. Olmsted 115th Pennsylvania: Col Francis A. Lancaster, Maj John P. Dunne
	Artillery    Cpt Thomas W. Osborn Thomas W. Osborn Thomas Ward Osborn was a Union Army officer and United States Senator representing Florida.-Early life:Thomas Osborn was born in Scotch Plains, New Jersey, the son of John and Amelia Osborn. He and his family moved to North Wilna, New York in 1842 where he worked on the family farm until 1854...	Battery D, 1st New York Light: Lt George B. Winslow 4th Battery, New York Light: Lt George F. Barstow, Lt William T. McLean Battery H, 1st United States: Lt Justin E. Dimick, Lt James A. Sanderson Battery K, 4th United States: Lt Francis W. Seeley
Third Division    MG Amiel W. Whipple (mw)    BG Charles K. Graham Charles K. Graham Charles Kinnaird Graham was a sailor in the antebellum United States Navy, attorney, and later a brigadier general in the Union Army during the American Civil War. As a civil engineer, he helped plan and lay out Central Park in New York City.-Early years and education:Graham was born in New York...	1st Brigade    Col Emlen Franklin	86th New York: Ltc Barna J. Chapin, Cpt Jacob H. Lansing 124th New York: Col Augustus Van Horne Ellis 122nd Pennsylvania: Ltc Edward McGovern
	2nd Brigade    Col Samuel M. Bowman	12th New Hampshire 12th New Hampshire Volunteer Infantry The 12th New Hampshire Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War.-Service:The 12th New Hampshire Infantry was organized in Concord, New Hampshire and mustered in for a three year enlistment on September 10, 1862 under the command of... : Col Joseph H. Potter Joseph H. Potter Joseph Haydn Potter was a career soldier from the state of New Hampshire who served as a general in the Union Army during the American Civil War. He was twice a prisoner of war and was cited for gallantry on multiple occasions.-Early life and career:Potter born in Concord, New Hampshire, on... , Ltc John F. Marsh, Maj George D. Savage 84th Pennsylvania: Ltc Milton Opp 110th Pennsylvania: Col James Crowther, Maj David M. Jones
	3rd Brigade    Col Hiram Berdan Hiram Berdan Hiram Berdan was an American engineer, inventor and military officer, world-renowned marksman, and guiding force behind and commanding colonel of the famed United States Volunteer Sharpshooter Regiments during the American Civil War...	1st U.S. Sharpshooters: Ltc Casper Trepp 2nd U.S. Sharpshooters: Maj Homer R. Stoughton
	Artillery    Cpt Albert A. Von Puttkammer    Cpt James F. Huntington	10th Battery, New York Light: Lt Samuel Lewis 11th Battery, New York Light: Lt John E. Burton Battery H, 1st Ohio Light Battery H, 1st Ohio Light Artillery Battery H, 1st Ohio Light Artillery was an artillery battery that served in the Union Army during the American Civil War. It was also known as Huntington's Battery.-Service:... : Cpt James F. Huntington

V Corps

V Corps (ACW)

The V Corps was a unit of the Union Army of the Potomac during the American Civil War.-1862:The corps was first organized briefly under Nathaniel P. Banks, but then permanently on May 18, 1862, designated as the "V Corps Provisional"...

MG George Meade

George Meade

George Gordon Meade was a career United States Army officer and civil engineer involved in coastal construction, including several lighthouses. He fought with distinction in the Second Seminole War and Mexican-American War. During the American Civil War he served as a Union general, rising from...

Chief of Artillery

Cpt Stephen H. Weed

Stephen H. Weed

Stephen Hinsdale Weed was a career military officer in the United States Army. He was killed defending Little Round Top during the Battle of Gettysburg in the American Civil War.-Early life and career:...

Escort

• 17th Pennsylvania Cavalry (2 companies): Cpt William Thompson

Division	Brigade	Regiments and Others
First Division      BG Charles Griffin Charles Griffin (general) Charles Griffin was a career officer in the United States Army and a Union general in the American Civil War. He rose to command a corps in the Army of the Potomac and fought in many of the key campaigns in the Eastern Theater.After the war, he commanded the Department of Texas during Reconstruction...	1st Brigade    BG James Barnes	2nd Maine 2nd Maine Volunteer Infantry Regiment The 2nd Maine Volunteer Infantry Regiment was mustered in Bangor, Maine for two year's service on May 28, 1861 and mustered out in the same place on June 9, 1863... : Col George Varney 18th Massachusetts 18th Regiment Massachusetts Volunteer Infantry -External links:**... : Col Joseph Hayes 22nd Massachusetts: Col William S. Tilton William S. Tilton William Stowell Tilton was an American businessman and soldier who led a regiment, and occasionally a brigade, in the Army of the Potomac during the American Civil War... 2nd. Co., Massachusetts Sharpshooters: Lt Robert Smith 1st Michigan: Col Ira C. Abbott 13th New York (Battalion): Cpt William Downey 25th New York: Col Charles A. Johnson 118th Pennsylvania: Col Charles M. Prevost
	2nd Brigade    Col James McQuade    Col Jacob B. Sweitzer Jacob B. Sweitzer Jacob Bowman Sweitzer was a Pennsylvania lawyer and soldier who commanded a regiment and then a brigade in the Army of the Potomac in the American Civil War...	9th Massachusetts 9th Regiment Massachusetts Volunteer Infantry The 9th Regiment Massachusetts Volunteer Infantry was a military unit from Boston, Massachusetts, USA, part of the Army of the Potomac during the American Civil War. It is also known as "The Fighting Ninth". It existed from 1861 to 1864 and participated in several key battles during the war... : Col Patrick Robert Guiney Patrick Robert Guiney Patrick Robert Guiney was an American Civil War soldier.-Early life and career:... 32nd Massachusetts 32nd Regiment Massachusetts Volunteer Infantry The 32nd Regiment Massachusetts Volunteer Infantry was an infantry regiment in the Union army during the American Civil War. The nucleus of the regiment was a battalion of six companies raised in September 1861 to garrison Fort Warren, the largest fortification in Boston harbor... : Ltc Luther Stephenson 4th Michigan: Col Harrison H. Jeffords 14th New York: Ltc Thomas M. Davies 62nd Pennsylvania: Col Jacob B. Sweitzer, Ltc James C. Hull
	3rd Brigade    Col Thomas B. W. Stockton	20th Maine 20th Maine Volunteer Infantry Regiment The 20th Maine Volunteer Infantry Regiment was a combat unit of the United States Army during the American Civil War, most famous for its defense of Little Round Top at the Battle of Gettysburg, July 1863.-Organization:... : Ltc Joshua Chamberlain Joshua Chamberlain Joshua Lawrence Chamberlain , born as Lawrence Joshua Chamberlain, was an American college professor from the State of Maine, who volunteered during the American Civil War to join the Union Army... Michigan Sharpshooters, Brady's Company 16th Michigan: Ltc Norva1 E. Welch 12th New York: Cpt William Huson 17th New York: Ltc Nelson B. Bartram 44th New York: Col James C. Rice 83rd Pennsylvania: Col Strong Vincent Strong Vincent Strong Vincent was a lawyer who became famous as a U.S. Army officer during the fighting on Little Round Top at the American Civil War Battle of Gettysburg, where he was mortally wounded.-Early life:...
	Artillery    Cpt Augustus P. Martin	3rd Battery (C), Massachusetts Light: Cpt Augustus P. Martin 5th Battery (E), Massachusetts Light: Cpt Charles A. Phillips Battery C, 1st Rhode Island Light Battery C, 1st Rhode Island Light Artillery Battery C, 1st Rhode Island Light Artillery was an artillery battery that served in the Union Army during the American Civil War.-Service:The battery was organized in Providence, Rhode Island and mustered in for a three year enlistment on August 25, 1861 under the command of Captain William B.... : Cpt Richard Waterman Battery D, 5th United States: Lt Charles E. Hazlett Charles E. Hazlett Charles Edward Hazlett was a U.S. Army 1st Lieutenant during the American Civil War. He was killed on Little Round Top during the second day of the Battle of Gettysburg.-Early life:...
Second Division      MG George Sykes George Sykes George Sykes was a career United States Army officer and a Union General during the American Civil War.-Early life:...	1st Brigade    BG Romeyn B. Ayres Romeyn B. Ayres Romeyn Beck Ayres was a Union Army general in the American Civil War.-Early life:Ayres was born at East Creek, New York, along the Mohawk River in Montgomery County. He was the son of a small-town doctor who urged all of his sons into professional careers...	3rd United States, Companies B, C, F, G, I, and K: Cpt John D. Wilkins 4th United States, Companies C, F, H, and K: Cpt Hiram Dryer 12th United States, Companies A, B. C, D, and G, 1st Battalion, and A, C, and D, 2nd Battalion: Maj Richard S. Smith 14th United States, Companies A, B, D, E, F, and G, 1st Battalion, and F and G, 2nd Battalion: Cpt Jonathan B. Hager, Maj Grotius R. Giddings
	2nd Brigade    Col Sidney Burbank Sidney Burbank Sidney Burbank served as an officer in the regular army before and during the American Civil War. For a time he led a brigade in the Army of the Potomac.-Pre War:...	2nd United States 2nd Infantry Regiment (United States) The 2nd Infantry Regiment is an infantry regiment in the United States Army. It has served the United States for more than two hundred years. It is the third oldest regiment in the US Army with a Lineage date of 1808 and a history extending back to 1791... , Companies B, C, F, I, and K: Cpt Salem S. Marsh, Cpt Samuel A. McKee 6th United States, Companies D, F, G, H, and I: Cpt Levi C. Bootes 7th United States 7th Infantry Regiment (United States) The United States Army's 7th Infantry Regiment, known as "The Cottenbalers" from an incident that occurred during the Battle of New Orleans, while under the command of Andrew Jackson, when soldiers of the 7th Infantry Regiment held positions behind a breastwork of bales of cotton during the... , Companies A, B, E, and I: Cpt David P. Hancock 10th United States, Companies D, G, and H: Lt Edward G. Bush 11th United States 11th Infantry Regiment (United States) The 11th Infantry Regiment is a regiment in the United States Army.-The First 11th Infantry:Under the authority granted the President by the Act of July 16, 1798, to raise twelve additional regiments of infantry, the first 11th Infantry came into existence in the Army of the United States in... , Companies B, C, D, E, F, and G, 1st Battalion, and C and D, 2nd Battalion: Maj DeLancey Floyd-Jones DeLancey Floyd-Jones DeLancey Floyd-Jones was a career officer in the United States Army, serving in the Mexican-American War and the American Civil War, as well as on frontier duty in the Old West.-Early career:... 17th United States 17th Infantry Regiment (United States) The 17th Infantry Regiment is a United States Army infantry regiment. While the 17th Infantry Regiment was organized on January 11, 1812, it was consolidated with the 3rd Infantry due to extremely heavy losses at Frenchtown, and lost its identity two years later until May 3, 1861, when it was... , Companies A, C, D, G, and H, 1st Battalion, and A and B, 2nd Battalion): Maj George L. Andrews
	3rd Brigade    Col Patrick O'Rorke Patrick O'Rorke This article is about an Irish-American colonel. For the Meath footballer from Skryne, see Patrick O'Rourke Patrick Henry "Paddy" O'Rorke or O'Rourke was an Irish-American immigrant who became a colonel in the Union Army during the American Civil War and was killed at the Battle of...	5th New York: Col Cleveland Winslow 140th New York 140th New York Volunteer Infantry Regiment The 140th New York Volunteer Infantry Regiment was a Federal Regiment that was mustered on September 13, 1862 and was mustered out on June 3, 1865. Citizens of Monroe County comprising the majority of its members... : Ltc Louis Ernst 146th New York 146th New York Volunteer Infantry Regiment The 146th New York Volunteer Infantry Regiment, nicknamed Garrard's Tigers, was a Federal regiment mustered on October 10, 1862, and was mustered out on July 16, 1865. The regiment was raised and organized in Utica New york, and was known as the 5th Oneida Regiment... : Col Kenner Garrard Kenner Garrard Kenner Garrard was a brigadier general in the Union Army during the American Civil War. A member of one of Ohio's most prominent military families, he performed well at the Battle of Gettysburg, and then led a cavalry division in the army of Major General William T. Sherman during the Atlanta...
	Artillery    Cpt Stephen H. Weed Stephen H. Weed Stephen Hinsdale Weed was a career military officer in the United States Army. He was killed defending Little Round Top during the Battle of Gettysburg in the American Civil War.-Early life and career:...	Battery L, 1st Ohio Light Battery L, 1st Ohio Light Artillery Battery L, 1st Ohio Light Artillery was an artillery battery that served in the Union Army during the American Civil War.-Service:The battery was organized in Portsmouth, Ohio October 8, 1861 and mustered in at Camp Dennison near Cincinnati, Ohio for a three year enlistment on January 20, 1862... : Cpt Frank C. Gibbs Battery I, 5th United States: Lt Malbone F. Watson
Third Division      BG Andrew A. Humphreys Andrew A. Humphreys Andrew Atkinson Humphreys , was a career United States Army officer, civil engineer, and a Union General in the American Civil War. He served in senior positions in the Army of the Potomac, including division command, chief of staff, and corps command, and was Chief Engineer of the U.S...	1st Brigade    BG Erastus B. Tyler Erastus B. Tyler Erastus Bernard Tyler was an American businessman, merchant, and soldier. He was a general in the Union Army during the American Civil War and fought in many of the early battles in the Eastern Theater before being assigned command of the defenses of Baltimore, Maryland. He briefly commanded the...	91st Pennsylvania: Col Edgar M. Gregory, Ltc Joseph H. Sinex 126th Pennsylvania: Ltc David W. Rowe 129th Pennsylvania: Col Jacob G. Frick Jacob G. Frick Jacob Gilbert Frick was an officer in the Union Army during the American Civil War. He was a recipient of the Medal of Honor for his gallantry in action while serving as the colonel of the 129th Pennsylvania Infantry at the battles of Fredericksburg and Chancellorsville.-Civil War service:Eighteen... 134th Pennsylvania: Col Edward O'Brien
	2nd Brigade    Col Peter H. Allabach Peter H. Allabach Peter Hollingshead Allabach was an officer in the Union Army during the American Civil War.-Early Life and Career:...	123rd Pennsylvania: Col John B. Clark 131st Pennsylvania: Maj Robert W. Patton 133rd Pennsylvania: Col Franklin B. Speakman 155th Pennsylvania 155th Pennsylvania Infantry The 155th Pennsylvania Volunteer Infantry Regiment was a Federal infantry regiment that served in the American Civil War in the Army of the Potomac in the Eastern Theater.... : Ltc John H. Cain
	Artillery    Cpt Alanson M. Randol	Battery C, 1st New York Light: Cpt Almont Barnes Batteries E and G, 1st United States: Cpt Alanson M. Randol

VI Corps

VI Corps (ACW)

The VI Corps was a corps of the Union Army during the American Civil War.-Formation:The corps was organized as the Sixth Provisional Corps on May 18, 1862, by uniting Maj. Gen. William B. Franklin's Division, which had just arrived on the Virginia Peninsula, with Maj. Gen. William F. Smith's...

MG John Sedgwick

John Sedgwick

John Sedgwick was a teacher, a career military officer, and a Union Army general in the American Civil War. He was the highest ranking Union casualty in the Civil War, killed by a sniper at the Battle of Spotsylvania Court House.-Early life:Sedgwick was born in the Litchfield Hills town of...

Chief of Artillery

Col Charles H. Tompkins

Escort

Maj Hugh H. Janeway

• 1st New Jersey Cavalry (Company L): Lt Voorhees Dye
• 1st Pennsylvania Cavalry (Company H): Capt William S. Craft

Division	Brigade	Regiments and Others
First Division      BG William T. H. Brooks William T. H. Brooks William Thomas Harbaugh Brooks was a career military officer in the United States Army, serving as a major general during the American Civil War.-Early life:...	Provost Guard	4th New Jersey Infantry, Companies A, C, and H: Capt. Charles Ewing
	1st Brigade    Col Col. Henry W. Brown, Col. William H. Penrose, Col. Samuel L. Buck, Col. William H. Penrose	1st New Jersey: Col. Mark W. Collet, Lt. Col. William Henry, Jr. 2nd New Jersey: Col. Samuel L. Buck, Lt. Col. Charles Wiebecke 3rd New Jersey: Maj. J. W. H. Stickney 15th New Jersey 15th New Jersey Volunteer Infantry The 15th New Jersey Volunteer Infantry was an American Civil War infantry regiment from New Jersey that served from September 1862 through 1865 in the Union Army.The Fifteenth Regiment was organized at Flemington, New Jersey in July and August 1862... : Col. William H. Penrose, Lt. Col. Edward L. Campbell 23rd New Jersey: Col. E. Burd Grubb
	2nd Brigade    BG Joseph J. Bartlett Joseph J. Bartlett Joseph Jackson Bartlett was a New York attorney, brigadier general in the Union Army during the American Civil War, and postbellum international diplomat and pensions administrator for the United States Government. He was chosen to receive the stacked arms of General Robert E...	5th Maine: Col. Clark S. Edwards 16th New York: Col. Joel J. Seaver 27th New York: Col. Alexander D. Adams 121st New York: Col. Emory Upton Emory Upton Emory Upton was a United States Army General and military strategist, prominent for his role in leading infantry to attack entrenched positions successfully at the Battle of Spotsylvania Court House during the American Civil War, but he also excelled at artillery and cavalry assignments... 96th Pennsylvania: Maj. William H. Lessig
	3rd Brigade    BG David A. Russell	18th New York: Col. George R. Myers 32nd New York: Col. Francis E. Pinto 49th Pennsylvania: Lt. Col. Thomas M. Hulings 95th Pennsylvania: Col. Gustavus W. Town, Lt. Col. Elisha Hall, and Capt. Theodore H. McCalla 119th Pennsylvania: Col. Peter C. Ellmaker
	Artillery    Maj. John A. Tompkins	1st Battery (A), Massachusetts Light: Capt. William H. McCartney Battery A, New Jersey Light: Lt. Augustin N. Parsons Battery A, Maryland Light: Cpt James H. Rigby Battery D, 2nd United States: Lt Edward B. Williston
Second Division      BG Albion P. Howe Albion P. Howe Albion Parris Howe was a Union Army general in the American Civil War. Howe's contentious relationships with superior officers in the Army of the Potomac eventually led to his being deprived of division command....	2nd Brigade    Col Lewis A. Grant Lewis A. Grant Lewis Addison Grant was a teacher, lawyer, soldier in the Union Army during the American Civil War, and later Assistant U.S. Secretary of War...	26th New Jersey: Col. Andrew J. Morrison, Lt. Col. Edward Martindale 2nd Vermont: Col. James H. Walbridge 3rd Vermont: Col. Thomas O. Seaver Thomas O. Seaver Thomas Orville Seaver rose to the rank of Colonel in the U.S. Army during the American Civil War and received the Medal of Honor, America's highest military decoration, for his actions at the Battle of Spotsylvania Court House... , Lt. Col. Samuel E. Pingree 4th Vermont: Col. Charles B. Stoughton Charles B. Stoughton Charles Bradley Stoughton was an officer and regimental commander in the Union Army during the American Civil War.-Biography:... 5th Vermont: Lt. Col. John R. Lewis 6th Vermont: Col. Elisha L. Barney
	3rd Brigade    BG Thomas H. Neill Thomas H. Neill Thomas Hewson Neill, a native of Pennsylvania, became a general in the American Civil War, serving in the Army of the Potomac in some of its most important campaigns.-Birth and early years:Neill was born in Philadelphia, Pennsylvania on April 9, 1826...	7th Maine 7th Maine Volunteer Infantry Regiment The 7th Regiment Maine Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War. It participated in most of the campaigns and battles of the Army of the Potomac in the Eastern Theater.-Service:... : Lt. Col. Seldon Connor Seldon Connor Seldon Connor was an American soldier, banker, and politician who was the 35th Governor of the U.S. state of Maine.-Biography:... 21st New Jersey: Col. Gilliam Van Houten, Lt. Col. Isaac S. Mettler 20th New York: Col. Ernst Von Vegesack 33rd New York: Col. Robert F. Taylor 49th New York: Col. Daniel D. Bidwell Daniel D. Bidwell Daniel Davidson Bidwell was a civic leader in Buffalo, New York, before the outbreak of the American Civil War. He enlisted early in the war and then was appointed colonel of a regiment of infantry... 77th New York: Lt. Col. Winsor B. French
	Artillery    Maj John Watts De Peyster John Watts de Peyster John Watts de Peyster, Sr. was an author on the art of war, philanthropist, and early Adjutant General of the New York National Guard. He served in the New York State Militia during the Mexican-American War and American Civil War...	1st Battery, New York Independent Light: Cpt Andrew Cowan Andrew Cowan (artillerist) Andrew Cowan served as a Union artillerist in the American Civil War. He distinguished himself at the Battle of Gettysburg and the Battle of Sayler's Creek.-Pre-War:... Battery F, 5th United States: Lt Leonard Martin
Third Division      MG John Newton John Newton John Henry Newton was a British sailor and Anglican clergyman. Starting his career on the sea at a young age, he became involved with the slave trade for a few years. After experiencing a religious conversion, he became a minister, hymn-writer, and later a prominent supporter of the abolition of...	1st Brigade    Col Alexander Shaler Alexander Shaler Alexander Shaler was a Union Army general in the American Civil War. He received the United States military's highest decoration, the Medal of Honor, for his actions at the Second Battle of Fredericksburg...	65th New York: Lt. Col. Joseph E. Hamblin 67th New York: Col. Nelson Cross 122nd New York: Col. Silas Titus Silas Titus Silas Titus was a military officer who fought in the American Civil War in the Union Army. He was active in the organization of the city of Syracuse, New York, and served as an alderman for two years and as a supervisor in 1865... 23rd Pennsylvania: Col. John Ely 82nd Pennsylvania: Maj. Isaac C. Bassett
	2nd Brigade    Col. William H. Browne (w) Col. Henry L. Eustis Henry L. Eustis Henry Lawrence Eustis was a civil engineer, college professor, and soldier who served as a general in the Union Army during the American Civil War.-Early life and career:...	7th Massachusetts 7th Regiment Massachusetts Volunteer Infantry The 7th Regiment Massachusetts Volunteer Infantry was an infantry regiment in the Union army during the American Civil War. It was formed on June 15, 1861 in Taunton. Its original commander was Colonel Darius N... : Col. Thomas D. Johns, Lt. Col. Franklin P. Harlow 10th Massachusetts 10th Regiment Massachusetts Volunteer Infantry The 10th Regiment Massachusetts Volunteer Infantry was an infantry regiment in the Union army during the American Civil War.Organized at Hampden Park in Springfield, Massachusetts in the early summer of 1861 and consisting mostly of men from western Massachusetts, the regiment was mustered in on... : Col. Henry L. Eustis Henry L. Eustis Henry Lawrence Eustis was a civil engineer, college professor, and soldier who served as a general in the Union Army during the American Civil War.-Early life and career:... , Lt. Col. Joseph B. Parsons 37th Massachusetts 37th Regiment Massachusetts Volunteer Infantry The 37th Regiment Massachusetts Volunteer Infantry was an infantry regiment in the Union army during the American Civil War.-History:The regiment was formed in July 1862 and served until the end of the war in April 1865, seeing action at many battles including Fredricksburg and Gettysburg, duty in... : Col. Oliver Edwards Oliver Edwards Oliver Edwards was a machine company executive, an inventor, and a volunteer officer in the Union Army during the American Civil War.... 36th New York 36th New York Infantry The 36th New York State Volunteers was a New York Civil War regiment. It was a unique fighting force, composed of Irishmen and New York Britons. A colorful group known for its antics and in-fighting, it nevertheless made important contributions to the Union cause at such battles as Seven Pines,... : Lt. Col. James J. 'Paddy' Walsh 2nd Rhode Island 2nd Rhode Island Infantry The Second Rhode Island Infantry Regiment was a infantry regiment composed of volunteers from the state of Rhode Island that served with the Union Army in the American Civil War. They, along with the 1st Rhode Island, wore a very simple uniform. The uniform composed of a dark blue jacket like... : Col. Horatio Rogers, Jr.
	3rd Brigade    BG Frank Wheaton Frank Wheaton Frank Wheaton was a career military officer in the United States Army during the American Civil War and Indian Wars.-Early life and career:...	62nd New York: Lt. Col. Theodore B. Hamilton 93rd Pennsylvania: Capt. John S. Long 98th Pennsylvania: Col. John F. Ballier, Lieut Col. George Wynkoop 102nd Pennsylvania: Col. Joseph M. Kinkead 139th Pennsylvania: Col. Frederick H. Collier
	Artillery    Cpt Jeremiah McCarthy	Batteries C and D, 1st New York Light: Cpt Jeremiah McCarthy Battery G, 2nd United States: Lt John H. Butler
Light Division    BG Calvin E. Pratt, Col. Hiram Burnham Hiram Burnham Hiram Burnham was an officer in the Union Army who commanded a regiment and then a brigade in the Eastern Theater of the American Civil War...		6th Maine: Lt. Col. Benjamin F. Harris 31st New York: Col. Frank Jones 43rd New York: Col. Benjamin F. Baker 61st Pennsylvania: Col. George C. Spear, Maj. George W. Dawson 5th Wisconsin: Col. Thomas S. Allen Artillery: New York Light Artillery, 3rd Battery: Lt. William A. Harn William A. Harn -The Creation of the 3rd New York Battery:The 3rd New York Battery began its existence as Company D of the 2nd New York Militia. It was designated a howitzer company. It was to Washington, D. C. with the regiment, which became the 82nd New York Volunteer Infantry Regiment. Led by Capt Thaddeus...

XI Corps

XI Corps (ACW)

The XI Corps was a corps of the Union Army during the American Civil War, best remembered for its involvement in the battles of Chancellorsville and Gettysburg in 1863.-Formation and the Valley Campaign:...

MG Oliver O. Howard

Oliver O. Howard

Oliver Otis Howard was a career United States Army officer and a Union general in the American Civil War...

Chief of Artillery

Ltc Louis Schirmer

Escort

1st Indiana Cavalry, Companies I and K: Cpt Abram Sharra

Division	Brigade	Regiments and Others
First Division      BG Charles Devens, Jr. Charles Devens Charles Devens was an American lawyer, jurist and statesman. He also served as a general in the Union Army during the American Civil War.-Early life and career:...      BG Nathaniel C. McLean	Provost Guard	8th New York (1 company): Lt Herman Rosenkranz
	1st Brigade    Col Leopold von Gilsa Leopold von Gilsa Leopold von Gilsa was a career soldier who served as an officer in the armies of Prussia and later the United States. He is best known for his role in the misfortunes of the XI Corps in the Army of the Potomac during the American Civil War, particularly at the battles of Chancellorsville and...	41st New York: Maj Detleo Von Einsiedel 45th New York: Col George Von Amsberg 54th New York: Ltc Charles Ashby, Maj Stephen Kovacs 153rd Pennsylvania: Col Charles Glanz, Ltc Jacob Dachrodt
	2nd Brigade    BG Nathaniel C. McLean    Col John C. Lee John C. Lee John C. Lee was an American Republican politician who served as the ninth Lieutenant Governor of Ohio from 1868 to 1872.-Early life:Lee was born January 7, 1828 at Brown Township, Delaware County, Ohio...	17th Connecticut: Col William H. Noble, Maj Allen G. Brady 25th Ohio 25th Ohio Infantry The 25th Ohio Volunteer Infantry was an infantry regiment in the Union Army during the American Civil War.-Service:The 25th Ohio Infantry was organized at Camp Chase in Columbus, Ohio and mustered in for three years service on June 28, 1861 under the command of Colonel James A. Jones... : Col William P. Richardson, Maj Jeremiah Williams 55th Ohio 55th Ohio Infantry The 55th Ohio Volunteer Infantry was an infantry regiment in the Union Army during the American Civil War.-Service:The 55th Ohio Infantry was organized at Camp McClellan in Norwalk, Ohio September through December 1861 and mustered in for three years service on January 25, 1862 under the command... : Col John C. Lee, Ltc Charles B. Gambee 75th Ohio 75th Ohio Infantry The 75th Ohio Volunteer Infantry was an infantry regiment from southwestern Ohio in the Union Army during the American Civil War. It served in the Eastern Theater, most notably in the battles of Chancellorsville and Gettysburg and then in the siege operations against Charleston, South... : Col Robert Reily Robert Reily Robert Reily was a colonel of the 75th Ohio Infantry regiment in the Union Army during the American Civil War. He was killed in action at the Battle of Chancellorsville.-Biography:... , Cpt Benjamin Morgan 107th Ohio 107th Ohio Infantry The 107th Ohio Volunteer Infantry was an infantry regiment in the Union Army during the American Civil War. It was also known as the 5th German Regiment.-Service:... : Col Seraphim Meyer, Ltc Charles Mueller
	Artillery	13th Battery, New York Light: Cpt Julius Dieckmann
Second Division      BG Adolph Von Steinwehr Adolph von Steinwehr Baron Adolph Wilhelm August Friedrich von Steinwehr was a German-Brunswick army officer who emigrated to the United States, became a geographer, cartographer, and author, and served as a Union general in the American Civil War.-Early life:Steinwehr was born in Blankenburg, in the Duchy of...	1st Brigade    Col Adolphus Buschbeck Adolphus Buschbeck Adolphus Buschbeck commanded the 27th Pennsylvania in the Army of the Potomac and a brigade in that army and later in the Army of the Cumberland during the American Civil War.-Early life:...	29th New York: Ltc Louis Hartmann, Maj Alex. Von Schluembach 154th New York: Col Patrick H. Jones, Ltc Henry C. Loomis 27th Pennsylvania: Ltc Lorenz Cantador 73rd Pennsylvania: Ltc William Moore
	2nd Brigade    BG Francis C. Barlow Francis C. Barlow Francis Channing Barlow was a lawyer, politician, and Union General during the American Civil War.-Early life and career:...	33rd Massachusetts: Col Adin B. Underwood 134th New York: Col Charles Coster Charles Coster Charles R. Coster was an American soldier and public official, who is best known for commanding a brigade at the Battle of Gettysburg.-Early life and service:Coster was born in New York City, New York... 136th New York: Col James Wood, Jr. 73rd Ohio 73rd Ohio Infantry The 73rd Ohio Volunteer Infantry was an infantry regiment in the Union Army during the American Civil War.-Service:The 73rd Ohio Infantry was organized in Chillicothe, Ohio and mustered in for three years service on December 30, 1861 under the command of Colonel Orland Smith.The regiment was... : Col Orland Smith Orland Smith Orland Smith was a railroad executive and a brigade commander in the Union Army during the American Civil War. In 1864, he led a spirited bayonet charge during the Battle of Wauhatchie that took a significant Confederate position on a hill that now bears his name.-Early life and career:Smith was...
	Artillery	Battery I, 1st New York Light: Cpt Michael Wiedrich
Third Division      MG Carl Schurz Carl Schurz Carl Christian Schurz was a German revolutionary, American statesman and reformer, and Union Army General in the American Civil War. He was also an accomplished journalist, newspaper editor and orator, who in 1869 became the first German-born American elected to the United States Senate.His wife,...	1st Brigade    BG Alexander Schimmelfennig Alexander Schimmelfennig Alexander Schimmelfennig was a German soldier and political revolutionary, and then an American Civil War general in the Union Army.-Early life and career:...	82nd Illinois: Col Frederick Hecker, Maj Ferdinand H. Rolshausen, Cpt Jacob Lasalle 68th New York: Col Gotthilf Bourry 157th New York: Col Philip P. Brown, Jr. 61st Ohio 61st Ohio Infantry The 61st Ohio Volunteer Infantry was an infantry regiment in the Union Army during the American Civil War.-Service:The 61st Ohio Infantry was organized at Camp Chase in Columbus, Ohio and mustered in for three years service on April 23, 1862 under the command of Colonel Newton Schleich.The... : Col Stephen J. McGroarty 74th Pennsylvania 74th Pennsylvania Infantry The 74th Pennsylvania Volunteer Infantry was an infantry regiment which served in the Union Army during the American Civil War. It was one of many all-German regiments in the army, most notably in the XI Corps of the Army of the Potomac... : Ltc Adolph Von Hartung
	2nd Brigade    Col Włodzimierz Krzyżanowski	58th New York: Cpt Frederick Braun, Cpt Emil Koenig 119th New York: Col Elias Peissner, Ltc John T. Lockman 75th Pennsylvania: Col Francis Mahler 26th Wisconsin: Col William H. Jacobs
	Unattached	82nd Ohio 82nd Ohio Infantry The 82nd Ohio Volunteer Infantry was an infantry regiment in the Union Army during the American Civil War.-Service:The 82nd Ohio Infantry was organized in Kenton, Ohio October through December 1861 and mustered in on December 31, 1861 for three years service under the command of Colonel James... : Col James S. Robinson James S. Robinson James Sidney Robinson was a U.S. Representative from Ohio and a general in the Union Army during the American Civil War.-Early life and career:...
	Artillery	Battery I, 1st Ohio Light Battery I, 1st Ohio Light Artillery Battery I, 1st Ohio Light Artillery was an artillery battery that served in the Union Army during the American Civil War. It was also known as Dilger's Battery.-Service:... : Cpt Hubert Dilger Hubert Dilger Hubert Anton Casimir Dilger was a German immigrant to the United States who became a decorated artillerist in the Union Army during the American Civil War...
XI Corps Reserve Artillery    Ltc Louis Schirmer	2nd Battery, New York Independent Light: Cpt Hermann Jahn Battery K, 1st Ohio Light Battery K, 1st Ohio Light Artillery Battery K, 1st Ohio Light Artillery was an artillery battery that served in the Union Army during the American Civil War.-Service:The battery was organized in Marietta, Cleveland, and Camp Dennison near Cincinnati, Ohio and mustered in for a three year enlistment on October 22, 1861 under Captain... : Cpt William L. DeBeck Battery C, 1st West Virginia Light: Cpt Wallace Hill

XII Corps

XII Corps (ACW)

The XII Corps was a corps of the Union Army during the American Civil War.The corps was formed by U.S. War Department General Order of March 13, 1862, under which the corps organization of the Army of the Potomac was first created. By that order, five different corps were constituted: one of...

MG Henry W. Slocum

Henry Warner Slocum

Henry Warner Slocum , was a Union general during the American Civil War and later served in the United States House of Representatives from New York. During the war, he was one of the youngest major generals in the Army and fought numerous major battles in the Eastern Theater and in Georgia and the...

Chief of Artillery

Cpt Clermont L. Best

Provost Guard

10th Maine

10th Maine Volunteer Infantry Regiment

The 10th Maine Volunteer Infantry Regiment was mustered in for two years of service in Portland, Maine on October 4, 1861. It was mustered out on May 8, 1863. A fraction of the regiment consisted of three year enlistees, who formed the three-company 10th Maine Infantry Battalion...

 (Battalion of 3 companies): Cpt John D. Beardsley

Division	Brigade	Regiments and Others
First Division      BG Alpheus S. Williams Alpheus S. Williams Alpheus Starkey Williams was a lawyer, judge, journalist, U.S. Congressman, and a Union general in the American Civil War.-Early life:...	1st Brigade    BG Joseph F. Knipe Joseph F. Knipe Joseph Farmer Knipe was a brigadier general in the Union Army during the American Civil War. His troops won a decisive victory in late 1864 that helped clear Tennessee of Confederates during the Franklin-Nashville Campaign.-Biography:Joseph F. Knipe was born to a blacksmith and his wife in Mount...	5th Connecticut: Col Warren W. Packer, Ltc James A. Betts, Maj David F. Lane 28th New York: Ltc Elliott W. Cook, Maj Theophilus Fitzgerald 46th Pennsylvania 46th Pennsylvania Volunteer Infantry The 46th Pennsylvania Volunteer Infantry was a Union Army regiment in the American Civil War. It served in both the Eastern and Western Theaters, most notably at the 1862 Battle of Cedar Mountain and during the 1864 Atlanta Campaign... : Maj Cyrus Strous, Cpt Edward L. Witman 128th Pennsylvania: Col Joseph A. Mathews, Maj Cephas W. Dyer
	2nd Brigade    Col Samuel Ross    BG Joseph F. Knipe	20th Connecticut: Ltc William B. Wooster, Maj Philo B. Buckingham 3rd Maryland: Ltc Gilbert P. Robinson 123rd New York: Col Archibald L. McDougall Archibald L. McDougall Archibald L. McDougall was an officer in the Union Army during the American Civil War who commanded the 123rd New York Infantry early in the war and subsequently led a brigade at the Battle of Gettysburg.-Biography:... 145th New York: Col E. Livingston Price, Cpt George W. Reid
	3rd Brigade    BG Thomas H. Ruger Thomas H. Ruger Thomas Howard Ruger was an American soldier and lawyer who served as a Union general in the American Civil War. After the war, he was a superintendent of the United States Military Academy at West Point, New York....	27th Indiana: Col Silas Colgrove 2nd Massachusetts 2nd Regiment Massachusetts Volunteer Infantry The 2nd Regiment Massachusetts Volunteer Infantry was an infantry regiment that saw extensive federal service in the Union Army during the American Civil War. The regiment saw action at the Battle of Antietam and the Battle of Gettysburg.-History:... : Col Samuel M. Quincy 13th New Jersey 13th New Jersey Volunteer Infantry The 13th New Jersey Volunteer Infantry was a Union Army regiment from New Jersey that fought in the American Civil War.-American Civil War:... : Col Ezra A. Carman Ezra A. Carman Ezra Ayers Carman was an officer in the Union Army during the American Civil War, commanding a New Jersey infantry regiment and a brigade.-Early life:... , Maj John Grimes, Cpt George A. Beardsley 107th New York: Col Alexander S. Diven 3rd Wisconsin: Col William Hawley
	Artillery      Cpt Robert H. Fitzhugh	Battery K, 1st New York Light: Lt Edward L. Bailey Battery M, 1st New York Light: Lt Charles E. Winegar Charles E. Winegar Charles E. Winegar commanded an artillery battery in the Union service during the American Civil War.-Early in the War:Battery M, First New York Artillery was organized at Lockport, New York in September of 1861, and mustered in at Rochester, New York on October 14, 1861. George W. Cothran of...  (c), Lt John D Woodbury Battery F, 4th United States: Lt Franklin B. Crosby, Lt Edward D. Muhlenberg Edward D. Muhlenberg Edward Duchman Muhlenberg was an American civil engineer in the railroad industry and an officer in the Union Army during the American Civil War. He commanded an artillery brigade at the Battle of Gettysburg while only a lieutenant...
Second Division      BG John W. Geary John W. Geary John White Geary was an American lawyer, politician, Freemason, and a Union general in the American Civil War...	1st Brigade    Col Charles Candy Charles Candy Charles Candy was a career soldier in the United States Army who served as an officer in the volunteer Union Army during the American Civil War...	5th Ohio 5th Ohio Infantry The 5th Regiment, Ohio Volunteer Infantry was an infantry regiment from southwestern Ohio that served in the Union Army during the American Civil War, serving in both the Eastern and Western Theaters in a series of campaigns and battles.... : Ltc Robert L. Kilpatrick, Maj Henry E. Symmes 7th Ohio 7th Ohio Infantry The 7th Ohio Volunteer Infantry was an infantry regiment formed in northeastern Ohio for service in the Union Army during the American Civil War... : Col William R. Creighton 29th Ohio 29th Ohio Infantry The 29th Ohio Volunteer Infantry was a volunteer infantry regiment in the Union Army during the American Civil War. Raised in the northeastern part of the state of Ohio, the 29th served with distinction in several battles of the Atlanta Campaign.... : Ltc Thomas Clark 66th Ohio 66th Ohio Infantry The 66th Ohio Volunteer Infantry was an infantry regiment in the Union Army during the American Civil War.-Service:The 66th Ohio Infantry was organized at Camp McArthur in Urbana, Ohio and mustered in for three years service on December 17, 1861 under the command of Colonel Charles Candy.The... : Ltc Eugene Powell 28th Pennsylvania: Maj Lansford F. Chapman, Cpt Conrad U. Meyer 147th Pennsylvania: Ltc Ario Pardee, Jr. Ario Pardee, Jr. Ario Pardee, Jr. was an officer in the Union Army during the American Civil War. He rose to fame during the Battle of Gettysburg, where he led the defense of a portion of Culp's Hill on July 3, 1863. A monument on the Gettysburg Battlefield commemorates the spot as "Pardee Field."-Early life:Ario ...
	2nd Brigade    BG Thomas L. Kane Thomas L. Kane Thomas Leiper Kane was an American attorney, abolitionist, and military officer who was influential in the western migration of the Latter-day Saint movement and served as a Union Army colonel and general of volunteers in the American Civil War...	29th Pennsylvania: Ltc William Richards, Jr. 109th Pennsylvania: Col Henry J. Stainrook Henry J. Stainrook Henry J. Stainrook, occasionally spelled Steinrock, led a regiment of the Army of Virginia and the Army of the Potomac in the American Civil War. He briefly led a brigade at the Battle of Antietam. Stainrook was killed in the Battle of Chancellorsville....  (k), Cpt John Young, Jr. 111th Pennsylvania: Col George A. Cobham, Jr. George A. Cobham, Jr. George Ashworth Cobham, Jr. commanded a regiment in the American Civil War and rose to brigade command before being killed in battle.-Early life:... 124th Pennsylvania: Ltc Simon Litzenberg 125th Pennsylvania 125th Pennsylvania Infantry The 125th Pennsylvania Infantry volunteered during the American Civil War, served from August of 1862 until May of 1863, a 9 month term, and selected the motto In God We Trust. Led by Colonel Jacob Higgins less than six weeks after being recruited in Blair, Cambria and Huntindgon Counties, the... : Col Jacob Higgins
	3rd Brigade    BG George S. Greene George S. Greene George Sears Greene was a civil engineer and a Union general during the American Civil War. He was part of the Greene family of Rhode Island, which had a distinguished military record for the United States. His greatest contribution during the war was his defense of the Union right flank at Culp's...	60th New York: Ltc John C. O. Redington 78th New York: Maj Henry R. Stagg, Cpt William H. Randall 102nd New York: Col James C. Lane 137th New York: Col David Ireland David Ireland (colonel) David Ireland was a colonel in the Union Army during the American Civil War. Commanding the 137th New York Infantry Regiment, he played a key defensive role on Culp's Hill in the Battle of Gettysburg.-Early life:... 149th New York: Maj Abel G. Cook, Cpt Oliver T. May, Ltc Koert S. Van Voorhis
	Artillery    Cpt Joseph M. Knap	Battery E, Pennsylvania Light: Lt Charles A. Atwell, Lt James D. McGill Battery F, Pennsylvania Light: Cpt Robert B. Hampton, Lt James P. Fleming

Cavalry Corps

Cavalry Corps (ACW)

Two corps of the Union Army were called Cavalry Corps during the American Civil War. One served with the Army of the Potomac; the other served in the various armies of the West.- Overview :...

BG George Stoneman

George Stoneman

George Stoneman, Jr. was a career United States Army officer, a Union cavalry general in the American Civil War, and the 15th Governor of California between 1883 and 1887.-Early life:...

Division	Brigade	Regiments and Others
First Division      BG Alfred Pleasonton Alfred Pleasonton Alfred Pleasonton was a United States Army officer and General of Union cavalry during the American Civil War. He commanded the Cavalry Corps of the Army of the Potomac during the Gettysburg Campaign, including the largest predominantly cavalry battle of the war, Brandy Station...	1st Brigade    Col Benjamin F. Davis Benjamin Franklin Davis Benjamin Franklin "Grimes" Davis was an American military officer who served in Indian wars, and then led Union cavalry in the American Civil War before dying in combat...	8th Illinois: Ltc David R. Clendenin 3rd Indiana: Col George H. Chapman 8th New York: Ltc William L. Markell 9th New York: Col William A. Sackett William A. Sackett William Augustus Sackett was a U.S. Representative from New York.-Biography:Born in Aurelius, near Auburn, New York, Sackett attended private schools and Aurora Academy.He moved to Seneca Falls, New York, in 1831....
	2nd Brigade    Col Thomas Devin Thomas Devin Thomas Casimer Devin was an United States Army officer and general. He commanded Union cavalry during the American Civil War and during the Indian Wars.-Early life:...	1st Michigan, Company L: Lt John K. Truax 6th New York: Ltc Duncan McVicar, Maj William E. Beardsley 8th Pennsylvania: Maj Pennock Huey Pennock Huey Pennock Huey was an officer and cavalry brigade commander in the Union Army during the American Civil War.-Biography:... 17th Pennsylvania: Col Josiah H. Kellogg
	Artillery	6th Battery, New York Light: Lt Joseph W. Martin
Second Division      BG William W. Averell William W. Averell William Woods Averell was a career United States Army officer and a cavalry general in the American Civil War. After the war he was a diplomat and became wealthy by inventing American asphalt pavement.-Early years:...	1st Brigade    Col Horace B. Sargent	1st Massachusetts: Ltc Greely S. Curtis 4th New York: Col Louis P. Di Cesnola 6th Ohio: Maj Benjamin C. Stanhope 1st Rhode Island: Ltc John L. Thompson
	2nd Brigade    Col John B. McIntosh John Baillie McIntosh John Baillie McIntosh , although born in Florida, served as a Union Army brigadier general in the American Civil War. His brother, James M...	3rd Pennsylvania: Ltc Edward S. Jones 4th Pennsylvania: Ltc William E. Doster 16th Pennsylvania: Ltc Lorenzo D. Rogers
	Artillery	Battery A, 2nd United States: Cpt John C. Tidball John C. Tidball John Caldwell Tidball was a career military officer, noted for his service in the horse artillery in the cavalry in the Union Army during the American Civil War...
Third Division      BG David McM. Gregg David McMurtrie Gregg David McMurtrie Gregg was a farmer, diplomat, and a Union cavalry general in the American Civil War.-Early life and career:...	1st Brigade    Col Judson Kilpatrick Hugh Judson Kilpatrick Hugh Judson Kilpatrick was an officer in the Union Army during the American Civil War, achieving the rank of brevet major general. He was later the United States Minister to Chile, and a failed political candidate for the U.S...	1st Maine 1st Maine Volunteer Infantry Regiment The 1st Maine Volunteer Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War.-Service:Abraham Lincoln's first call for volunteers in April, 1861 required Maine to raise one regiment of infantry... : Col Calvin S. Donty 2nd New York: Ltc Henry E. Davies, Jr. 10th New York: Ltc William Irvine
	2nd Brigade    Col Percy Wyndham	12th Illinois: Ltc Hasbrouck Davis 1st Maryland: Ltc James M. Deems 1st New Jersey: Ltc Virgil Brodrick 1st Pennsylvania: Col John P. Taylor
	Reserve Cavalry Brigade    BG John Buford John Buford John Buford, Jr. was a Union cavalry officer during the American Civil War, with a prominent role at the start of the Battle of Gettysburg.-Early years:...	6th Pennsylvania: Maj Robert Morris, Jr. 1st United States: Cpt R. S. C. Lord 2nd United States: Maj Charles J. Whiting 5th United States: Cpt James E. Harrison 6th United States: Cpt George C. Cram
	Horse Artillery U.S. Horse Artillery Brigade The Horse Artillery Brigade of the Army of the Potomac was a brigade of various batteries of horse artillery during the American Civil War.Made up almost entirely of individual, company-strength batteries from the Regular Army’s five artillery regiments, the Horse Artillery operated under the...    Cpt James M. Robertson	Batteries B and L, 2nd United States: Lt Albert O. Vincent Battery M, 2nd United States: Lt Robert Clarke Battery E, 4th United States: Lt Samuel S. Elder