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 Fredericksburg

Battle of Fredericksburg

The Battle of Fredericksburg was fought December 11–15, 1862, in and around Fredericksburg, Virginia, between General Robert E. Lee's Confederate Army of Northern Virginia and the Union Army of the Potomac, commanded by Maj. Gen. Ambrose E. Burnside...

 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

Fredericksburg Confederate order of battle

The following Confederate States Army units and commanders fought in the Battle of Fredericksburg of the American Civil War. The Union order of battle is listed separately.-Military rank:* Gen = General* LTG = Lieutenant General...

 is listed separately.

Military ranks

• 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 = 1st Lieutenant

Headquarters units

Escort

• Oneida (New York) Cavalry: Cpt Daniel P. Mann
• 1st U.S. Cavalry (detachment): Cpt Marcus A. Reno
• 4th U.S. Cavalry, Companies A and E: Cpt James B. McIntyre

Provost Guard

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,...

• McClellan (Illinois) Dragoons, Company A: Cpt George W. Shears
• McClellan (Illinois) Dragoons, Company B: Cpt David C. Brown
• 9th New York Infantry, Company G: Cpt Charles Child
• 93rd New York Infantry: Col John S. Crocker
• 2nd U.S. Cavalry: Maj Charles J. Whiting
• 8th U.S. Infantry: Cpt Royal T. Frank

Inspector General

BG Delos B. Sackett

Volunteer Engineer Brigade

BG Daniel Phineas Woodbury

Daniel Phineas Woodbury

Daniel Phineas Woodbury was an American soldier and an engineer during the American Civil War.-Birth and early years:...

• 15th New York: Maj James A. Magruder
• 50th New York: Maj Ira Spaulding
• Battalion U.S. Engineers: Lt Charles E. Cross

Artillery

BG Henry Jackson Hunt

Henry Jackson Hunt

Henry Jackson Hunt was Chief of Artillery in the Army of the Potomac during the American Civil War. Considered by his contemporaries the greatest artillery tactician and strategist of the war, he was a master of the science of gunnery and rewrote the manual on the organization and use of artillery...

Artillery Reserve
Ltc 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:...

• 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...
  
  
• Battery A, 1st Battalion New York Light: Cpt Otto Diederichs
• Battery B, 1st Battalion New York Light: Cpt Adolph Voegelee
• Battery C, 1st Battalion New York Light: Lt Bernhard Wever
• Battery D, 1st Battalion New York Light: Cpt Charles Kusserow
• Battery K, 1st United States: Cpt William M. Graham
• 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...
  
  
• 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

Unattached Artillery

Maj Thomas S. Trumbull

• Battery B, 1st Connecticut Heavy: Cpt Albert F. Brooker
• Battery M, 1st Connecticut Heavy: Cpt Franklin A. Pratt

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...

Division	Brigade	Regiments and Others
First Division      BG Winfield Scott 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...  (w)    Col George W. Von Schack	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:... , Maj Edward E. Sturtevant, Cpt James E. Larkin, Cpt Horace T. H. Pierce 7th New York: Col George W. von Schack, Cpt G. A. von Bransen 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... 64th New York: Ltc Enos C. Brooks 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....  (w), Cpt William Wilson 145th Pennsylvania: Col Hiram L. Brown, Ltc David B. McCreary
	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: Ltc Richard C. Bentley, Maj Joseph O'Neill, Cpt Patrick J. Condon 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... : Col Robert Nugent Robert Nugent (officer) Brigadier General Robert Nugent was an Irish-born American U.S. Army officer during the American Civil War and the Indian Wars... , Cpt James Saunders 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:... 116th Pennsylvania 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:... : Col Dennis Heenan, Ltc St. Clair Augustine 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... , Lt Francis T. Quinlan
	3rd Brigade    Col 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:...	27th Connecticut 27th Connecticut Infantry The 27th Connecticut Volunteer Infantry Regiment was an infantry regiment recruited in New Haven, Connecticut, for service in the American Civil War.- Organization :... : Col Richard S. Bostwick 2nd Delaware: Col William P. Baily 52nd New York: Col Paul Frank 57th New York: Ltc Alford B. Chapman, Maj N. Garrow Throop, Cpt James W. Britt 66th New York: Ltc James H. Bull, Cpt Julius Wehle, Cpt John S. Hammell, Lt James G. Derrickson 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... : 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...
	Artillery	Battery B, 1st New York Light: Cpt Rufus D. Pettit Battery C, 4th United States: Lt Evan Thomas
Second Division      BG 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...	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:...	19th Maine: Col Frederick D. Sewall, Ltc 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 Chase Philbrick, Cpt John Murkland, Cpt Charles H. Watson Massachusetts Sharpshooters, 1st Company: Cpt William Plumer 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.... : Col George N. Morgan George N. Morgan George Nelson Morgan was a Union general in the American Civil War. Morgan was born in Ontario, Canada, then moved to Minnesota and took up shipbuilding. He joined the 1st Minnesota Volunteer Infantry, and advanced from Private to Colonel, commanding the 1st Minnesota at the Battle of... Minnesota Sharpshooters, 2nd Company: Cpt William F. Russell 34th New York: Col James A. Sutter 82nd New York: 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... )    Col 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... : Ltc 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:... : Ltc John Markoe 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 DeWitt 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:...  (w)    Col William R. Lee	19th Massachusetts: Cpt H. G. O. Weymouth 20th Massachusetts: Cpt George N. Macy 7th Michigan: Ltc Henry Baxter, Maj Thomas H. Hunt 42nd New York: Ltc George N. Bomford 59th New York: Ltc William Northedge 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 John G. Hazard
Third Division      BG 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...	1st Brigade ("Gibraltar Brigade Gibraltar Brigade The "Gibraltar Brigade" was a famed infantry brigade within the Army of the Potomac during the American Civil War. Noted for its tenacity in combat, the brigade drew its nickname from the steadfastness of the Rock of Gibraltar... ")    BG Nathan Kimball Nathan Kimball Nathan Kimball was a physician, politician, postmaster, and military officer, serving as a general in the Union army during the American Civil War...  (w)    Col John S. Mason	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... : Maj Elijah H. C. Cavins 24th New Jersey: Col William B. Robertson 28th New Jersey: Col Moses N. Wisewell, Ltc E. A. L. Roberts 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... : Col John S. Mason, Ltc James H. Godman, Cpt Gordon A. Stewart 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 7th West Virginia Volunteer Infantry Regiment The 7th West Virginia Volunteer Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War. For much of the war, it was a part of the famed "Gibraltar Brigade" in the Army of the Potomac... : Col Joseph Snider, Ltc Jonathan H. Lockwood
	2nd Brigade    Col Oliver H. Palmer	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.... : Ltc Sanford H. Perkins, Cpt Samuel H. Davis 108th New York: Ltc Charles J. Powers 130th Pennsylvania: Col Henry I. Zinn, Cpt William M. Porter
	3rd Brigade    Col John W. Andrews    Ltc William Jameson    Ltc John W. Marshall	1st Delaware: Maj Thomas A. Smyth 4th New York: Col John D. MacGregor, Ltc William Jameson, Maj Charles W. Kruger 10th New York: Col John E. Bendix John E. Bendix John E. Bendix was an officer in the Union Army during the American Civil War who commanded two different New York regiments and then a brigade of infantry in Army of the Potomac in the Eastern Theater. He survived a serious wound at the Battle of Fredericksburg in December 1862... , Cpt Salmon Winchester, Cpt George F. Hopper 132nd Pennsylvania: Ltc Charles Albright
	Artillery	Battery G, 1st New York Light: Cpt John D. Frank 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 Charles D. Owen
Corps Artillery Reserve      Cpt Charles H. Morgan	Battery I, 1st United States: Lt Edmund Kirby Battery A, 4th United States: Lt Rufus King, Jr. Rufus King, Jr. Rufus King, Jr. was an artillery officer in the Union Army during the American Civil War, and a Medal of Honor recipient.-Family:...

IX Corps

IX Corps (ACW)

IX Corps was a corps of the Union Army during the American Civil War that distinguished itself in combat in multiple theaters: the Carolinas, Virginia, Kentucky, Tennessee, and Mississippi.-Formation, Second Bull Run, and Antietam:...

BG Orlando B. Willcox

Orlando B. Willcox

Orlando Bolivar Willcox was an American soldier who served as a general in the Union Army during the American Civil War.-Early life:...

Escort

• 6th New York Cavalry, Company B: Cpt Hillman A. Hall
• 6th New York Cavalry, Company C: Cpt William L. Heermance

Division	Brigade	Regiments and Others
First Division      BG William W. Burns	1st Brigade    Col Orlando Poe Orlando Poe Orlando Metcalfe Poe was an United States Army officer and engineer in the American Civil War. After helping General William Tecumseh Sherman's March to the Sea, he was responsible for much of the early lighthouse construction on the Great Lakes.-Early life:Poe was born in Navarre, Ohio...	2nd Michigan: Ltc Louis Dillman 17th Michigan: Col William H. Withington 20th Michigan: Col Adolphus W. Williams 79th New York: Ltc David Morrison
	2nd Brigade    Col Benjamin C. Christ Benjamin C. Christ Benjamin C. Christ was an officer in the Union army during the American Civil War. He commanded a brigade in the IX Corps of the Army of the Potomac at several important battles, including the Battle of Antietam....	29th Massachusetts 29th Regiment Massachusetts Volunteer Infantry The 29th Regiment Massachusetts Volunteer Infantry was an infantry regiment in the Union army of the United States during the American Civil War. The regiment was organized in December 1861 when three new companies were attached to a battalion of seven Massachusetts companies that had been in... : Ltc Joseph H. Barnes 8th Michigan: Maj Ralph Ely 27th New Jersey: Col George W. Mindil 46th New York: Ltc Joseph Gerhardt 50th Pennsylvania: Ltc Thomas S. Bronholtz
	3rd Brigade    Col Daniel Leasure Daniel Leasure Daniel Leasure was an American soldier and physician who served as a colonel and brigade commander in the Union Army during the American Civil War.-Early life:...	36th Massachusetts: Col Henry Bowman 45th Pennsylvania: Col Thomas Welsh Thomas Welsh (general) Thomas Welsh was a soldier in the United States Army during the Mexican-American War and a Union brigadier general during the American Civil War.-Early life and career:... 100th Pennsylvania: Ltc David A. Leckey
	Artillery	Battery D, 1st New York Light: 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... Batteries L and M, 3rd United States: Lt Horace J. Hayden
Second Division      BG Samuel D. Sturgis Samuel D. Sturgis Samuel Davis Sturgis was an American military officer who served in the Mexican-American War, as a Union general in the American Civil War, and later in the Indian Wars.-Early life:...	1st Brigade    BG James Nagle James Nagle James Nagle was an officer in the United States Army in both the Mexican War and the Civil War. During the latter conflict, he recruited and commanded four infantry regiments from the commonwealth of Pennsylvania and led two different brigades in the Eastern Theater...	2nd Maryland 2nd Maryland Infantry The 2nd Maryland Infantry was an American military regiment in the Union Army during the American Civil War. It should not be confused with the 2nd Maryland Infantry, CSA, which was composed of Maryland volunteers who fought for the Confederacy during the war.... : Col Thomas B. Allard 6th New Hampshire 6th New Hampshire Volunteer Infantry The 6th New Hampshire Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War.-Service:The 6th New Hampshire Infantry was organized in Keene, New Hampshire and mustered in for a three year enlistment on November 27, 1861.The regiment was attached to... : Col Simon Goodell Griffin Simon Goodell Griffin Simon Goodell Griffin was an American soldier, legislator, farmer and teacher.-Pre-War:Simon G. Griffin was born at Nelson, New Hampshire in 1824. Griffin was a farmer and a teacher at first... 9th New Hampshire 9th New Hampshire Volunteer Infantry The 9th New Hampshire Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War.-Service:The 9th New Hampshire Infantry was organized in Concord, New Hampshire and mustered in for a three year enlistment on August 15, 1862.The regiment was attached to... : Ltc John W. Babbitt 48th Pennsylvania: Col Joshua K. Sigfried 7th Rhode Island: Col Zenas Bliss Zenas Bliss Zenas Randall Bliss was an officer and general in the United States Army and a recipient of the Medal of Honor. He formed the first unit of Seminole-Negro Indian Scouts, and his detailed memoirs chronicled life on the Texas frontier.Bliss was a native of Rhode Island and graduated from West Point... 12th Rhode Island 12th Rhode Island Infantry 12th Regiment, Rhode Island Infantry raised during the Civil War saw service between Oct 1862 and Jul 1863.-History:Organized at Providence and mustered in for nine months October 18, 1862. Left State for Washington, D. C., October 21. Attached to 1st Brigade, Casey's Division, Military District of... : Col George H. Browne
	2nd Brigade    BG Edward Ferrero Edward Ferrero Edward Ferrero was one of the leading dance instructors, choreographers, and ballroom operators in the United States. He also served as a Union Army general in the American Civil War, best remembered for his role in the Battle of the Crater in 1864.-Early life and career:Ferrero was born in...	21st Massachusetts 21st Regiment Massachusetts Volunteer Infantry The 21st Regiment Massachusetts Volunteer Infantry was an infantry regiment in the Union Army during the American Civil War. It was organized in Worcester, Massachusetts and mustered into service on August 23, 1861.... : Col William S. Clark William S. Clark William Smith Clark was a professor of chemistry, botany and zoology, a colonel during the American Civil War, and a leader in agricultural education. Raised and schooled in Easthampton, Massachusetts, Clark spent most of his adult life in Amherst, Massachusetts... 35th Massachusetts: Maj Sidney Willard, Cpt Stephen H. Andrews 11th New Hampshire 11th New Hampshire Volunteer Regiment The 11th New Hampshire Volunteer Regiment was a Union army infantry regiment that participated in the American Civil War. It was raised in the New England state of New Hampshire, serving from October 4, 1862, to June 4, 1865.... : Col Walter Harriman 51st New York: Col Robert B. Potter 51st Pennsylvania: Col John F. Hartranft John F. Hartranft John Frederick Hartranft was the 17th Governor of Pennsylvania from 1873 to 1879 and a Union Major General who received the Medal of Honor for his actions during the American Civil War.-Early life and career:...
	Artillery	Battery L, 2nd New York Light: Cpt Jacob Roomer Battery D, Pennsylvania Light: Cpt George W. Durell Battery D, 1st Rhode Island Light Battery D, 1st Rhode Island Light Artillery Battery D, 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 4, 1861 under the command of Captain John Albert... : Cpt William W. Buckley Battery E, 4th United States: Lt George Dickenson, Lt John Egan
Third Division      BG George W. Getty George W. Getty George Washington Getty was a career military officer in the United States Army, most noted for his role as a division commander in the Army of the Potomac during the final full year of the American Civil War....	1st Brigade    Col Rush C. Hawkins Rush Hawkins Rush Christopher Hawkins was a lawyer, Union general in the American Civil War, politician, book collector, and art patron.-Early life:...	10th New Hampshire: Col Michael T. Donohoe 13th New Hampshire 13th New Hampshire Volunteer Infantry The 13th New Hampshire Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War. The regiment is reputed to have the distinction of having the first U.S... : Col Aaron Fletcher Stevens Aaron Fletcher Stevens Aaron Fletcher Stevens was a brevet brigadier general during the American Civil War, as well as a two-term U.S. Congressman.-Birth and early years:... 25th New Jersey: Col Andrew Derrom 9th New York: Ltc Edgar A. Kimball 89th New York: Col Harrison S. Fairchild 103rd New York: Col Benjamin Ringgold
	2nd Brigade    Col Edward Harland Edward Harland (general) Edward Harland was a Union general during the American Civil War. He was associated with early battles of the IX Corps as well as Union involvement in North Carolina and the Tidewater region of Virginia.-Early life:...	8th Connecticut: Maj John E. Ward, Cpt Henry M. Hoyt 11th Connecticut: Col Griffin A. Stedman, Jr. 15th Connecticut: Ltc Samuel Tolles 16th Connecticut: Cpt Charles L. Upham 21st Connecticut: Col Arthur H. Dutton 4th Rhode Island: Ltc Joseph B. Curtis, Maj Martin P. Buffum
	Artillery	Battery E, 2nd United States: Lt Samuel N. Benjamin Battery A, 5th United States: Lt James Gillies

Cavalry 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...

Brigade	Regiments
1st Brigade    BG John F. Farnsworth John F. Farnsworth John Franklin Farnsworth was a seven-term U.S. Representative from Illinois and a general in the Union Army during the American Civil War.-Biography:...	8th Illinois: Col William Gamble William Gamble (USA) William Gamble was a civil engineer and a Union cavalry officer in the American Civil War.-Early life:... 3rd Indiana: Maj George H. Chapman 8th New York: Col Benjamin Franklin 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...
2nd Brigade    Col 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:...    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:...	6th New York: Col Thomas C. Devin, Ltc Duncan McVicar 8th Pennsylvania: Ltc Amos E. Griffiths 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...	Battery M, 2nd United States: Lt Alexander C. M. Pennington, Jr.

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...

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 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 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...	20th Indiana: Col John Van Valkenburg 63rd Pennsylvania: Maj John A. Danks 68th Pennsylvania: Col Andrew H. Tippin 105th Pennsylvania: Col Amor A. McKnight 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.... 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...	3rd Maine: Col Moses B. Lakeman 4th Maine: Col Elijah Walker 38th New York: Ltc 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.... 40th New York: Ltc Nelson A. Gesner 55th New York: Col Régis de Trobriand Régis de Trobriand Philippe Régis Denis de Keredern de Trobriand was a French aristocrat, lawyer, poet, and novelist who emigrated at a young age to the United States... 57th Pennsylvania: Col Charles T. Campbell, Ltc Peter Sides 99th Pennsylvania: Col Asher S. Leidy, Ltc Edwin R. Biles
	3rd Brigade    BG Hiram G. Berry Hiram George Berry Hiram Gregory Berry was an American politician and general in the Army of the Potomac during the American Civil War.-Birth and early years:Hiram G...	17th Maine: Col Thomas A. Roberts 3rd Michigan: Maj Moses B. Houghton 5th Michigan: Ltc John Gilluly, Maj Edward T. Sherlock 1st New York 1st New York Volunteer Infantry Regiment The 1st New York Volunteer Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War.-Service:The regiment was organized in New York City, New York and was mustered in for a two year enlistment on April 22, 1861.... : Col J. Frederick Pierson 37th New York: Col Samuel B. Hayman 101st New York: Col George F. Chester
	Artillery    Cpt George E. Randolph	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      BG Daniel Sickles Daniel Sickles Daniel Edgar Sickles was a colorful and controversial American politician, Union general in the American Civil War, and diplomat....	1st Brigade    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 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... : Ltc Clark B. Baldwin, 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... 16th Massachusetts: Col Thomas R. Tannatt 2nd New Hampshire: Col Gilman Marston Gilman Marston Gilman Marston was a United States Representative, Senator, and United States Army general from New Hampshire.-Early life:... 11th New Jersey: Col Robert McAllister 26th Pennsylvania: Ltc Benjamin C. Tilghman
	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... ")    Col George B. Hall	70th New York: Col J. Egbert Farnum 71st New York: Maj Thomas Rafferty 72nd New York: Col William O. Stevens 73rd New York: Col William R. Brewster William R. Brewster William Root Brewster was an officer in the Union Army during the American Civil War who commanded a regiment in the famed Excelsior Brigade of the Army of the Potomac... 74th New York: Ltc William H. Lounsbury 120th New York: Col George H. Sharpe
	3rd Brigade    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....	5th New Jersey: Col William J. Sewell 6th New Jersey 6th New Jersey Volunteer Infantry The 6th New Jersey Volunteer Infantry was regiment of infantry from New Jersey that served in the Army of the Potomac during the American Civil War.-Service:... : 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... 7th New Jersey: Col Louis R. Francine 8th New Jersey: Col Adolphus J. Johnson 2nd New York: Col Sidney W. Park 115th Pennsylvania: Ltc William A. Olmsted
	Artillery    Cpt James E. Smith	2nd Battery "B" New Jersey Volunteer Light Artillery 2nd Battery "B" New Jersey Volunteer Light Artillery -Alternate Names:* 2nd Battery "B" New Jersey Volunteer Light Artillery * Beam's Battery * Clark's Battery... : Cpt A. Judson Clark A. Judson Clark -Civil War:Clark enlisted in the 1st New Jersey Volunteer Infantry in April 1861. He became a sergeant in Company F. When the regiment’s three months enlistment ended, Clark was involved in raising 2nd Battery "B" New Jersey Volunteer Light Artillery. It was mustered into service on September 3,... 4th Battery, New York Light: Lt Joseph E. Nairn Battery H, 1st United States: Lt Justin E. Dimick Battery K, 4th United States: Lt Francis W. Seeley
Third Division      BG Amiel W. Whipple Amiel Weeks Whipple Amiel Weeks Whipple was an American military engineer and surveyor. He served as a brigadier general in the American Civil War, where he was killed in action. Fort Whipple, now Fort Myer, was named in his honor.-Biography:...	1st Brigade    BG Abram S. Piatt Abram S. Piatt Abram Sanders Piatt was a wealthy farmer, publisher, poet, politician, and soldier from southern Ohio who served as a general in the Union Army during the American Civil War. He organized the only zouave regiment from Ohio and later led a brigade in the Army of the Potomac...    Col Emlen Franklin	86th New York: Ltc Barna J. Chapin 124th New York: Col Augustus Van Horne Ellis 122nd Pennsylvania: Col Emlen Franklin
	2nd 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...	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... 163rd New York: Maj James J. Byrne 84th Pennsylvania: Col Samuel M. Bowman 110th Pennsylvania: Ltc James Crowther
	Artillery	10th Battery, New York Light: Cpt John T. Bruen 11th Battery, New York Light: Cpt Albert A. von Puttkammer 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:... : Lt George W. Norton

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"...

BG Daniel Butterfield

Daniel Butterfield

Daniel Adams Butterfield was a New York businessman, a Union General in the American Civil War, and Assistant U.S. Treasurer in New York. He is credited with composing the bugle call Taps and was involved in the Black Friday gold scandal in the Grant administration...

Division	Brigade	Regiments and Others
First Division      BG Charles Griffin	1st Brigade    Col James Barnes	2nd Maine: Ltc George Varney, Maj Daniel F. Sargent Massachusetts Sharpshooters, 2nd Company: Cpt Lewis E. Wentworth 18th Massachusetts 18th Regiment Massachusetts Volunteer Infantry -External links:**... : Ltc Joseph Hayes 22nd Massachusetts: Ltc 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... 1st Michigan: Ltc Ira C. Abbott 13th New York: Col Elisha G. Marshall, Ltc Francis A. Schoeffel 25th New York: Cpt Patrick Connelly 118th Pennsylvania: Ltc James Gwyn
	2nd Brigade    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... : Col Francis J. Parker 4th Michigan: Ltc George W. Lumbard 14th New York: Ltc Thomas M. Davies 62nd Pennsylvania: Ltc James C. Hull
	3rd Brigade    Col T. 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:... : Col Adelbert Ames Adelbert Ames Adelbert Ames was an American sailor, soldier, and politician. He served with distinction as a Union Army general during the American Civil War. As a Radical Republican and a Carpetbagger, he was military governor, Senator and civilian governor in Reconstruction-era Mississippi... Michigan Sharpshooters, Brady's Company: Lt Jonas H. Titus Jr. 16th Michigan: Ltc Norval E. Welch 12th New York: Ltc Robert M. Richardson 17th New York: Cpt John Vickers 44th New York: Ltc Freeman Conner, Maj Edward B. Knox 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	3d 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
	Sharpshooters	1st United States: Ltc Casper Trepp
Second Division      BG 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    Ltc Robert C. Buchanan Robert C. Buchanan Robert Christie Buchanan was an American military officer who served in the Mexican War and then was a general in the Union Army during the American Civil War...	3rd United States: Cpt John D. Wilkins 4th United States: Cpt Hiram Dryer 12th United States, 1st Battalion: Cpt Matthew M. Blunt 12th United States, 2nd Battalion: Cpt Thomas M. Anderson Thomas M. Anderson Thomas McArthur Anderson was a career officer in the United States Army who served as a general in the Spanish-American War and the Philippine-American War.-Early Life and Civil War:... 14th United States, 1st Battalion: Cpt John D. O'Connell 14th United States, 2nd Battalion: Cpt Giles B. Overton
	2nd Brigade    Maj George L. Andrews    Maj Charles S. Lovell	1st and 2nd United States (battalion) 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... : Cpt Salem S. Marsh 6th United States: Cpt Levi C. Bootes 7th United States (battalion) 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... : Cpt David P. Hancock 10th United States: Cpt Henry E. Maynadier 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... : Cpt Charles S. Russell 17th 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...  and 19th United States (battalion) 19th Infantry Regiment (United States) The 19th Infantry Regiment is a United States Army infantry regiment which is assigned to the US Army Training and Doctrine Command, with the assignment of conducting Basic and Advanced Infantry Training.-Civil War:... : Cpt John P. Wales
	3rd Brigade    BG Gouverneur K. Warren Gouverneur K. Warren Gouverneur Kemble Warren was a civil engineer and prominent general in the Union Army during the American Civil War...	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... : 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... 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	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... : Lt Frederick Dorries 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 126th Pennsylvania: Col James G. Elder, 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 134th Pennsylvania Infantry The 134th Pennsylvania Volunteer Infantry was an infantry regiment in the Union Army during the American Civil War.-History:After a call for volunteers in July 1862 by Andrew Curtin, Governor of Pennsylvania, the 134th Regiment was mustered in for nine months of service... : Ltc 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: Ltc William B. Shaut 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.... : Col Edward J. Allen
	Artillery	Battery C, 1st New York Light: Lt William H. Phillips Batteries E and G, 1st United States: Cpt Alanson M. Randol
Cavalry Brigade    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 Massachusetts: Col Horace B. Sargent 3rd Pennsylvania: Ltc Edward S. Jones 4th Pennsylvania: Col James K. Kerr 5th United States: Cpt James E. Harrison
Artillery	Batteries B and L, 2nd United States: Cpt James M. Robertson

Left Grand Division

MG William B. Franklin

William B. Franklin

William Buel Franklin was a career United States Army officer and a Union Army general in the American Civil War. He rose to the rank of a corps commander in the Army of the Potomac, fighting in several notable early battles in the Eastern Theater.-Early life:William B. Franklin was born in York,...

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• 6th Pennsylvania Cavalry: Col Richard H. Rush

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...

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• 1st Maine Cavalry, Company L: Cpt Constantine Taylor

Division	Brigade	Regiments and Others
First Division      BG 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    Col Walter Phelps, Jr.	22nd New York: Ltc John McKie, Jr. 24th New York: Ltc Samuel R. Beardsley 30th New York: Ltc Morgan H. Chrysler 84th New York: Ltc William H. de Bevoise 2nd U. S. Sharpshooters: Maj Homer R. Stoughton
	2nd Brigade    Col James Gavin	7th Indiana: Ltc John F. Cheek 76th New York: Col William P. Wainwright 95th New York: Col George H. Biddle 56th Pennsylvania: Ltc J. William Hofmann
	3rd Brigade    Col William F. Rogers	21st New York: Cpt George N. Layton 23rd New York: Col Henry C. Hoffman 35th New York: Col Newton B. Lord 80th New York: Ltc Jacob B. Hardenbergh
	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...    Col 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...	19th Indiana 19th Indiana Volunteer Infantry Regiment The 19th Indiana Volunteer Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War. It was one of the original regiments in the Army of the Potomac's Iron Brigade.-Service:... : Ltc Samuel J. Williams 24th Michigan: Col Henry A. Morrow 2nd Wisconsin 2nd Wisconsin Volunteer Infantry Regiment The 2nd Regiment Wisconsin Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War. It spent most of the war as a member of the famous Iron Brigade of the Army of the Potomac.-Service:... : 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 6th Wisconsin Volunteer Infantry Regiment The 6th Regiment Wisconsin Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War. It spent most of the war as a member of the famous Iron Brigade in the Army of the Potomac.-Service:... : Col Lysander Cutler, Ltc 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 7th Wisconsin Volunteer Infantry Regiment The 7th Regiment Wisconsin Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War. It spent most of the war as a member of the famous Iron Brigade in the Army of the Potomac.-Service:... : Col William W. Robinson
	Artillery    Cpt George A. Gerrish    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... : Lt 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 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:...  (w)      BG Nelson Taylor	1st Brigade    Col Adrian R. Root	16th Maine: Ltc Charles W. Tilden 94th New York: Maj John A. Kress 104th New York: Maj Gilbert G. Prey 105th New York: Maj Daniel A. Sharp, Cpt Abraham Moore 107th Pennsylvania: Col Thomas F. McCoy
	2nd Brigade    Col Peter Lyle	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, Maj Ezra F. Wetmore 90th Pennsylvania: Ltc William A. Leech 136th Pennsylvania: Col Thomas M. Bayne
	3rd Brigade    BG Nelson Taylor    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.... : Col Samuel H. Leonard, Ltc N. Walter Batchelder 83rd New York: Cpt John Hendrickson, Cpt Joseph A. Moesch, Lt Isaac E. Hoagland, Lt Henry P. Claire 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... , Cpt Christian Kuhn 88th Pennsylvania: Maj David A. Griffith
	Artillery    Cpt George F. Leppien	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 Battery C, Pennsylvania Light: Cpt James Thompson 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:...
Third Division      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...	1st Brigade    Col William Sinclair    Col William McCandless William McCandless William McCandless was an officer in the Union Army during the American Civil War, commanding a regiment and then a brigade in the Pennsylvania Reserve Division.-Biography:...	1st Pennsylvania Reserves: Cpt William C. Talley 2nd Pennsylvania Reserves: Col William McCandless William McCandless William McCandless was an officer in the Union Army during the American Civil War, commanding a regiment and then a brigade in the Pennsylvania Reserve Division.-Biography:... , Cpt Timothy Mealey 6th Pennsvlvania Reserves: Maj Wellington H. Ent 13th Pennsylvania Reserves (1st Rifles): Cpt Charles F. Taylor 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,...
	2nd Brigade    Col Albert L. Magilton	3rd Pennsylvania Reserves 3rd Pennsylvania Reserve Regiment The 3rd Pennsylvania Reserve Regiment, also known as the 32nd Pennsylvania Volunteer Infantry Regiment, was an infantry regiment that served in the Union Army during the American Civil War. It was part of the 2nd Brigade of the Pennsylvania Reserves division.-Service:The 3rd Pennsylvania Reserves... : Col Horatio G. Sickel Horatio G. Sickel Horatio Gates Sickel was a Union general during the American Civil War. He served in the Pennsylvania Reserves during the first part of the war and later commanded brigades in western Virginia and at Petersburg, where a serious wound ended his military career.-Early life:Horatio Sickel was born... 4th Pennsylvania Reserves 4th Pennsylvania Reserve Regiment The 4th Pennsylvania Reserve Regiment, also known as the 33rd Pennsylvania Volunteer Infantry Regiment, was an infantry regiment that served in the Union Army during the American Civil War... : Ltc Richard H. Woolworth 7th Pennsylvania Reserves: Col Henry C. Bolinger 8th Pennsylvania Reserves: Maj Silas M. Baily 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
	3rd Brigade    BG Conrad Feger Jackson Conrad Feger Jackson Conrad Feger Jackson was a businessman and soldier from the state of Pennsylvania who served as a general in the Union Army during the American Civil War. He was killed in action during the Battle of Fredericksburg.-Early life and career:Jackson was born in Alsace Township in Berks County,...    Col Joseph W. Fisher Joseph W. Fisher Joseph Washington Fisher was a Pennsylvania politician and soldier who commanded a brigade of the Pennsylvania Reserves in some of the most important battles of the Army of the Potomac during the American Civil War....    Ltc Robert Anderson	5th Pennsylvania Reserves: Col Joseph W. Fisher, Ltc George Dare 9th Pennsylvania Reserves: Ltc Robert Anderson, Maj James McK. Snodgrass 10th Pennsylvania Reserves: Maj James B. Knox 11th Pennsylvania Reserves: Ltc Samuel M. Jackson 12th Pennsylvania Reserves: Cpt Richard Gustin
	Artillery	Battery A, 1st Pennsylvania Light: Lt John G. Simpson Battery B, 1st Pennsylvania Light: Cpt James H. Cooper Battery G, 1st Pennsylvania Light: Cpt Frank P. Amsden Battery C, 5th United States: 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....

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 William F. Smith

William Farrar Smith

William Farrar Smith , was a civil engineer, a member of the New York City police commission, and Union general in the American Civil War.-Early life:...

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• 10th New York Cavalry, Company L: Lt George Vanderbilt
• 6th Pennsylvania Cavalry, Company I: Cpt James Starr
• 6th Pennsylvania Cavalry, Company K: Cpt Frederick C. Newhall

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:...	1st Brigade ("First New Jersey Brigade First New Jersey Brigade The First New Jersey Brigade is the common name for an American Civil War brigade of New Jersey infantry regiments in the Union Army of the Potomac... ")    Col Alfred Thomas Torbert Alfred Thomas Torbert Alfred Thomas Archimedes Torbert was a career United States Army officer, a Union Army General commanding both infantry and cavalry forces in the American Civil War, and a U.S. diplomat.-Early life:...	1st New Jersey 1st New Jersey Volunteer Infantry The 1st New Jersey Volunteer Infantry was an American Civil War Union Army regiment of infantry from New Jersey that served in the Army of the Potomac.... : Ltc Mark W. Collet 2nd New Jersey: Col Samuel L. Buck 3rd New Jersey 3rd New Jersey Volunteer Infantry The 3rd New Jersey Volunteer Infantry was an American Civil War Union Army regiment of infantry from New Jersey that served in the Army of the Potomac.... : Col Henry W. Brown 4th New Jersey: Col William B. Hatch, Ltc James N. Duffy 15th New Jersey: Ltc Edward L. Campbell 23rd New Jersey: Col Henry O. Ryerson
	2nd Brigade    Col Henry L. Cake	5th Maine: Col Edward A. Scammon 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: Ltc Peter A. Filbert
	3rd Brigade    BG David Allen Russell David Allen Russell David Allen Russell was a career United States Army officer who served in the Mexican-American War and the American Civil War. He was killed in action as a brigadier general in the Union Army.-Early life:...	18th New York: Col George R. Myers 31st New York: Ltc Leopold C. Newman 32nd New York: Col Francis E. Pinto 95th Pennsylvania: Ltc Elisha Hall
	Artillery	Battery A, Maryland Light: Cpt John W. Wolcott 1st Battery (A), Massachusetts Light: Cpt William H. McCarthey 1st Battery, New Jersey Light: Cpt William Hexamer William Hexamer William Hexamer commanded an artillery battery in the American Civil War. Hexamer was born in Koblenz, Germany on April 12, 1825. During the 1848 Revolution he served as an aide to Franz Sigel... 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....	1st Brigade    BG Calvin E. Pratt	6th Maine 6th Maine Volunteer Infantry Regiment The 6th Maine Volunteer Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War.-Service:The 6th Maine Infantry was organized in Portland, Maine and mustered in for a three year enlistment on July 15, 1861.... : 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... 43rd New York: Col Benjamin F. Baker 49th Pennsylvania: Col William H. Irwin 119th Pennsylvania: Col Peter C. Ellmaker 5th Wisconsin: Col Amasa Cobb Amasa Cobb Amasa Cobb was a Republican Wisconsin politician and an officer in the Union Army during the American Civil War.-Biography:...
	2nd Brigade ("1st Vermont Brigade 1st Vermont Brigade The First Vermont Brigade, or "Old Brigade" was an infantry brigade in the Union Army of the Potomac during the American Civil War. It suffered the highest casualty count of any brigade in the history of the United States Army, with some 1,172 killed in action... ")    Col Henry Whiting	26th New Jersey: Col Andrew J. Morrison 2nd Vermont 2nd Vermont Infantry The 2nd Regiment, Vermont Volunteer Infantry was a three year' infantry regiment in the Union Army during the American Civil War. It served in the eastern theater, predominantly in the VI Corps, Army of the Potomac, from June 1861 to July 1865... : Ltc Charles H. Joyce 3rd Vermont 3rd Vermont Infantry The 3rd Regiment, Vermont Volunteer Infantry was a three-years infantry regiment in the Union Army during the American Civil War. It served in the eastern theater, predominantly in the VI Corps, Army of the Potomac, from July 1861 to July 1865... : Col Breed N. Hyde 4th Vermont 4th Vermont Infantry The 4th Regiment, Vermont Volunteer Infantry was a three year' infantry regiment in the Union Army during the American Civil War. It served in the Eastern Theater, predominantly in the VI Corps, Army of the Potomac, from September 1861 to July 1865... : 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 5th Vermont Infantry The 5th Regiment, Vermont Volunteer Infantry was a three years' infantry regiment in the Union Army during the American Civil War. It served in the Eastern Theater, predominantly in the VI Corps, Army of the Potomac, from September 1861 to June 1865. It was a member of the Vermont Brigade.The... : 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... 6th Vermont 6th Vermont Infantry The 6th Regiment, Vermont Volunteer Infantry was a three years' infantry regiment in the Union Army during the American Civil War. It served in the Eastern Theater, predominantly in the VI Corps, Army of the Potomac, from October 1861 to June 1865. It was a member of the Vermont Brigade.The... : Col Nathan Lord, Jr.
	3rd Brigade    BG Francis L. Vinton    Col Robert F. Taylor    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...	21st New Jersey: Col Gilliam Van Houten 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: Ltc Winsor B. French
	Artillery	Battery B, Maryland Light: Cpt Alonzo Snow 1st Battery, New York 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:... 3rd Battery, New York Light: 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... Battery F, 5th United States: Lt Leonard Martin
Third Division      BG John Newton	1st Brigade    BG John Cochrane John Cochrane (general) John Cochrane was an American lawyer, Union Army general and politician.-Life:He was the grandson of John Cochran, Surgeon General of the Continental Army....	65th New York: 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... 67th New York: Col Nelson Cross 122nd New York: Col Silas Titus 23rd Pennsylvania 23rd Pennsylvania Volunteer Infantry The 23rd Pennsylvania Volunteer Infantry was an infantry regiment that fought in the Union Army during the American Civil War. Known for its colorful uniforms based upon the popular French Zouave style, the regiment served in the Eastern Theater.-History:... : Maj John F. Glenn 61st Pennsylvania: Col George C. Spear 82nd Pennsylvania: Col David H. Williams
	2nd Brigade    BG Charles Devens 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:...	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... : Ltc 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:... 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: Col William H. Browne 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 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:... , Ltc Nelson Viall
	3rd Brigade    Col Thomas A. Rowley    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: Maj Wilson Hubbell 93rd Pennsylvania: Maj John M. Mark 98th Pennsylvania: Ltc Adolph Mehler 102nd Pennsylvania: Ltc Joseph M. Kinkead 139th Pennsylvania 139th Pennsylvania Infantry The 139th Pennsylvania was an infantry regiment in the Union Army during the American Civil War.-History:The 139th was formed at Camp Howe, near Pittsburgh, on September 1, 1862. Frederick H. Collier was the first colonel... : Ltc James D. Owens
	Artillery	Battery C, 1st Pennsylvania Light: Cpt Jeremiah McCarthy Battery D, 1st Pennsylvania Light: Cpt Michael Hall Battery G, 2nd United States; Lt John H. Buffer
Cavalry Brigade    BG George D. Bayard George Dashiell Bayard George Dashiell Bayard was a career soldier in the United States Army and a general in the Union Army in the American Civil War...    Col 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:...	District of Columbia, Independent Company: Lt William H. Orton [Orten?] 1st Maine: Ltc Calvin S. Douty 1st New Jersey: Ltc Joseph Kargé 2nd New York: Maj Henry E. Davies 10th New York: Ltc William Irvine 1st Pennsylvania: Col Owen Jones
Artillery	Battery C, 3rd United States: Cpt Horatio G. Gibson