1780 in the United States - AbsoluteAstronomy.com

January–March

January 16 – American Revolutionary War
American Revolutionary War
The American Revolutionary War , the American War of Independence, or simply the Revolutionary War, began as a war between the Kingdom of Great Britain and thirteen British colonies in North America, and ended in a global war between several European great powers.The war was the result of the...

– Battle of Cape St. Vincent
Battle of Cape St. Vincent (1780)
The naval Battle of Cape St Vincent, took place off the coast of Portugal on 16 January 1780 during the American War of Independence. A British fleet under Admiral Sir George Rodney defeated a Spanish squadron under Don Juan de Lángara. The battle is sometimes referred to as the Moonlight Battle,...

: British Admiral Sir George Rodney defeats a Spanish fleet.
February 3 – American Revolutionary War
American Revolutionary War
The American Revolutionary War , the American War of Independence, or simply the Revolutionary War, began as a war between the Kingdom of Great Britain and thirteen British colonies in North America, and ended in a global war between several European great powers.The war was the result of the...

: Battle of Young's House
Battle of Young's House
The Battle of Young's House was a skirmish fought outside New York City between British and American forces on February 3, 1780 during the American Revolutionary War...
February 29 – The Omicron Delta Omega co-ed fraternity is founded by Benjamin Franklin
Benjamin Franklin
Dr. Benjamin Franklin was one of the Founding Fathers of the United States. A noted polymath, Franklin was a leading author, printer, political theorist, politician, postmaster, scientist, musician, inventor, satirist, civic activist, statesman, and diplomat...

.
March 29–May 12 – American Revolutionary War
American Revolutionary War
The American Revolutionary War , the American War of Independence, or simply the Revolutionary War, began as a war between the Kingdom of Great Britain and thirteen British colonies in North America, and ended in a global war between several European great powers.The war was the result of the...

: Siege of Charleston
Siege of Charleston
The Siege of Charleston was one of the major battles which took place towards the end of the American Revolutionary War, after the British began to shift their strategic focus towards the American Southern Colonies. After about six weeks of siege, Continental Army Major General Benjamin Lincoln...

April–June

April 14 – American Revolutionary War
American Revolutionary War
The American Revolutionary War , the American War of Independence, or simply the Revolutionary War, began as a war between the Kingdom of Great Britain and thirteen British colonies in North America, and ended in a global war between several European great powers.The war was the result of the...

: Battle of Monck's Corner
Battle of Monck's Corner
The Battle of Monck's Corner was fought on April 14, 1780, outside the city of Charleston, South Carolina, which was under siege by British forces under the command of General Sir Henry Clinton in the American Revolutionary War. The British Legion, under the command of Lieutenant Colonel Banastre...
May 6 – American Revolutionary War
American Revolutionary War
The American Revolutionary War , the American War of Independence, or simply the Revolutionary War, began as a war between the Kingdom of Great Britain and thirteen British colonies in North America, and ended in a global war between several European great powers.The war was the result of the...

: Battle of Lenud's Ferry
Battle of Lenud's Ferry
The Battle of Lenud's Ferry was a battle of the American Revolutionary War that was fought on May 6, 1780 in present-day Berkeley County, South Carolina...
May 12 – American Revolutionary War
American Revolutionary War
The American Revolutionary War , the American War of Independence, or simply the Revolutionary War, began as a war between the Kingdom of Great Britain and thirteen British colonies in North America, and ended in a global war between several European great powers.The war was the result of the...

: Charleston, South Carolina
Charleston, South Carolina
Charleston is the second largest city in the U.S. state of South Carolina. It was made the county seat of Charleston County in 1901 when Charleston County was founded. The city's original name was Charles Towne in 1670, and it moved to its present location from a location on the west bank of the...

is taken by British
Kingdom of Great Britain
The former Kingdom of Great Britain, sometimes described as the 'United Kingdom of Great Britain', That the Two Kingdoms of Scotland and England, shall upon the 1st May next ensuing the date hereof, and forever after, be United into One Kingdom by the Name of GREAT BRITAIN. was a sovereign...

forces.
May 13 – Cumberland Compact
Cumberland Compact
The Cumberland Compact was a forerunner of the Tennessee State Constitution, signed on May 13, 1780, by settlers when they arrived on the Cumberland River and settled Fort Nashborough, which would become Nashville, Tennessee...

signed by American settlers in the Cumberland Valley of Tennessee.
May 19 – New England's Dark Day
New England's Dark Day
New England's Dark Day refers to an event that occurred on May 19, 1780, when an unusual darkening of the day sky was observed over the New England states and parts of Canada. The primary cause of the event is believed to have been a combination of smoke from forest fires, a thick fog, and cloud...

: An unaccountable darkness spreads over New England
New England
New England is a region in the northeastern corner of the United States consisting of the six states of Maine, New Hampshire, Vermont, Massachusetts, Rhode Island, and Connecticut...

, regarded by some observers as a fulfillment of Bible prophecy.
May 25–August 4 – American Revolutionary War
American Revolutionary War
The American Revolutionary War , the American War of Independence, or simply the Revolutionary War, began as a war between the Kingdom of Great Britain and thirteen British colonies in North America, and ended in a global war between several European great powers.The war was the result of the...

: Bird's invasion of Kentucky
Bird's invasion of Kentucky
Bird's invasion of Kentucky during the American Revolutionary War was one phase of an extensive planned series of operations planned by the British in 1780, whereby the entire West, from Quebec to the Gulf of Mexico, was to be swept clear of both Spanish and colonial resistance.While Bird's...
May 29 – American Revolutionary War: Waxhaw Massacre
Waxhaw massacre
The Battle of Waxhaws took place during the American Revolution on May 29, 1780, near Lancaster, South Carolina, between a Continental Army force led by Abraham Buford and a mainly Loyalist force led by Banastre Tarleton...

: Loyalist
Loyalist (American Revolution)
Loyalists were American colonists who remained loyal to the Kingdom of Great Britain during the American Revolutionary War. At the time they were often called Tories, Royalists, or King's Men. They were opposed by the Patriots, those who supported the revolution...

forces under Col. Banastre Tarleton
Banastre Tarleton
General Sir Banastre Tarleton, 1st Baronet, GCB was a British soldier and politician.He is today probably best remembered for his military service during the American War of Independence. He became the focal point of a propaganda campaign claiming that he had fired upon surrendering Continental...

kill surrendering American
Patriot (American Revolution)
Patriots is a name often used to describe the colonists of the British Thirteen United Colonies who rebelled against British control during the American Revolution. It was their leading figures who, in July 1776, declared the United States of America an independent nation...

soldiers.
June 7 – American Revolutionary War
American Revolutionary War
The American Revolutionary War , the American War of Independence, or simply the Revolutionary War, began as a war between the Kingdom of Great Britain and thirteen British colonies in North America, and ended in a global war between several European great powers.The war was the result of the...

: Battle of Connecticut Farms
Battle of Connecticut Farms
The Battle of Connecticut Farms, fought June 7, 1780, was one of the last major battles between British and American forces in the northern colonies during the American Revolutionary War. Hessian General Wilhelm von Knyphausen, in command of the British garrison at New York City, made an attempt...
June 10 – American Revolutionary War
American Revolutionary War
The American Revolutionary War , the American War of Independence, or simply the Revolutionary War, began as a war between the Kingdom of Great Britain and thirteen British colonies in North America, and ended in a global war between several European great powers.The war was the result of the...

: Battle of Mobley's Meeting House
Battle of Mobley's Meeting House
The Battle of Mobley's Meeting House was an engagement that occurred during the American Revolutionary War in the Mobley Settlement, Fairfield County, South Carolina during the southern campaign of Lord Cornwallis.On 8 June 1780, a small body of Whig militia led by Colonel William Bratton...
June 20 – American Revolutionary War
American Revolutionary War
The American Revolutionary War , the American War of Independence, or simply the Revolutionary War, began as a war between the Kingdom of Great Britain and thirteen British colonies in North America, and ended in a global war between several European great powers.The war was the result of the...

: Battle of Ramsour's Mill
Battle of Ramsour's Mill
The Battle of Ramsour's Mill took place on June 20, 1780 near present-day Lincolnton, North Carolina, during the British campaign to gain control of the southern colonies in the American Revolutionary War. About 400 American militia defeated 1,300 Loyalist militiamen. The battle did not involve any...
June 23 – American Revolutionary War – Battle of Springfield
Battle of Springfield (1780)
The Battle of Springfield was fought during the American Revolutionary War on June 23, 1780. After the Battle of Connecticut Farms, on June 7, 1780, had foiled Lieutenant General Wilhelm, Baron von Knyphausen’s expedition to attack General George Washington’s army at Morristown, New Jersey,...

: The American victory at Springfield
Springfield Township, Union County, New Jersey
Township of Springfield is a township in Union County, New Jersey, United States. As of the 2010 United States Census, the township population increased to a record high of 15,817....

effectively ends British ambitions in New Jersey
New Jersey
New Jersey is a state in the Northeastern and Middle Atlantic regions of the United States. , its population was 8,791,894. It is bordered on the north and east by the state of New York, on the southeast and south by the Atlantic Ocean, on the west by Pennsylvania and on the southwest by Delaware...

.

July–September

July 11 – Expédition Particulière
Expédition Particulière
Expédition Particulière was the code name given by the French government for the plan to sail French land forces to North America to support the American rebel forces against Britain in the American Revolutionary War. In English they were known as the Special Expedition.The expedition of 5,000...

: French soldiers arrive in Newport, Rhode Island to reinforce colonists in the American Revolutionary War
American Revolutionary War
The American Revolutionary War , the American War of Independence, or simply the Revolutionary War, began as a war between the Kingdom of Great Britain and thirteen British colonies in North America, and ended in a global war between several European great powers.The war was the result of the...

.
July 12 – American Revolutionary War
American Revolutionary War
The American Revolutionary War , the American War of Independence, or simply the Revolutionary War, began as a war between the Kingdom of Great Britain and thirteen British colonies in North America, and ended in a global war between several European great powers.The war was the result of the...

: Battle of Williamson's Plantation
July 21 – American Revolutionary War
American Revolutionary War
The American Revolutionary War , the American War of Independence, or simply the Revolutionary War, began as a war between the Kingdom of Great Britain and thirteen British colonies in North America, and ended in a global war between several European great powers.The war was the result of the...

: Battle of Colson's Mill
Battle of Colson's Mill
The Battle of Colson's Mill was a battle of the American Revolutionary War that took place in North Carolina on July 21, 1780. A Patriot militia under William Lee Davidson scattered a gathering of Loyalists at Colson's Mill, near the junction of the Rocky and Pee Dee Rivers in present-day Stanly...
August 1 – American Revolutionary War
American Revolutionary War
The American Revolutionary War , the American War of Independence, or simply the Revolutionary War, began as a war between the Kingdom of Great Britain and thirteen British colonies in North America, and ended in a global war between several European great powers.The war was the result of the...

: Battle of Rocky Mount
Battle of Rocky Mount
The Battle of Rocky Mount took place on August 1, 1780 as part of the American War of Independence. Loyalists commanded by Lieutenant Colonel George Turnbull occupying an outpost in northern South Carolina withstood an attack by 600 American Patriots led by Colonel Thomas...
August 6 – American Revolutionary War
American Revolutionary War
The American Revolutionary War , the American War of Independence, or simply the Revolutionary War, began as a war between the Kingdom of Great Britain and thirteen British colonies in North America, and ended in a global war between several European great powers.The war was the result of the...

: Battle of Hanging Rock
Battle of Hanging Rock
The Battle of Hanging Rock was a battle in the American Revolutionary War that occurred between the American Patriots and the British...
August 8 – American Revolutionary War
American Revolutionary War
The American Revolutionary War , the American War of Independence, or simply the Revolutionary War, began as a war between the Kingdom of Great Britain and thirteen British colonies in North America, and ended in a global war between several European great powers.The war was the result of the...

: Battle of Piqua
Battle of Piqua
The Battle of Piqua, also known as the Battle of Pekowee or Pekowi, was part of the western campaign during the American Revolutionary War...
August 16 – American Revolutionary War
American Revolutionary War
The American Revolutionary War , the American War of Independence, or simply the Revolutionary War, began as a war between the Kingdom of Great Britain and thirteen British colonies in North America, and ended in a global war between several European great powers.The war was the result of the...

: Battle of Camden
Battle of Camden
The Battle of Camden was a major victory for the British in the Southern theater of the American Revolutionary War...

: British troops inflict heavy losses on a Patriot army at Camden, South Carolina
Camden, South Carolina
Camden is the fourth oldest city in the U.S. state of South Carolina and is also the county seat of Kershaw County, South Carolina, United States. The population was an estimated 7,103 in 2009...

.
August 18 – American Revolutionary War
American Revolutionary War
The American Revolutionary War , the American War of Independence, or simply the Revolutionary War, began as a war between the Kingdom of Great Britain and thirteen British colonies in North America, and ended in a global war between several European great powers.The war was the result of the...

: Battle of Fishing Creek
Battle of Fishing Creek
The Battle of Fishing Creek, also called the Battle of Catawba Ford or the War on Sugar Creek, was an American Revolutionary War battle fought on August 18, 1780, between American and British forces including the 71st Foot. It was fought near the junction of Fishing Creek and the Catawba River in...
August 18 – American Revolutionary War
American Revolutionary War
The American Revolutionary War , the American War of Independence, or simply the Revolutionary War, began as a war between the Kingdom of Great Britain and thirteen British colonies in North America, and ended in a global war between several European great powers.The war was the result of the...

: Battle of Musgrove Mill
Battle of Musgrove Mill
The Battle of Musgrove Mill, August 19, 1780, occurred near a ford of the Enoree River, near the present-day border between Spartanburg, Laurens and Union Counties in South Carolina...
August 28 – American Revolutionary War
American Revolutionary War
The American Revolutionary War , the American War of Independence, or simply the Revolutionary War, began as a war between the Kingdom of Great Britain and thirteen British colonies in North America, and ended in a global war between several European great powers.The war was the result of the...

: Battle of Black Mingo
Battle of Black Mingo
The Battle of Black Mingo was a skirmish during the American Revolution. It took place in September of 1780 in the vicinity of Dollard's Tavern near Black Mingo Creek not far from Willtown, South Carolina...
September 21 – American Revolutionary War
American Revolutionary War
The American Revolutionary War , the American War of Independence, or simply the Revolutionary War, began as a war between the Kingdom of Great Britain and thirteen British colonies in North America, and ended in a global war between several European great powers.The war was the result of the...

: Battle of Wahab's Plantation
Battle of Wahab's Plantation
The Battle of Wahab's Plantation was a surprise attack on a Loyalist camp, which included elements of the British Legion commanded by Banastre Tarleton , by Patriot militia under the command of William R. Davie on September 21, 1780. The owner of the plantation was militia Captain James A...
September 21 – Benedict Arnold
Benedict Arnold
Benedict Arnold V was a general during the American Revolutionary War. He began the war in the Continental Army but later defected to the British Army. While a general on the American side, he obtained command of the fort at West Point, New York, and plotted to surrender it to the British forces...

gives detailed plans of West Point
West Point, New York
West Point is a federal military reservation established by President of the United States Thomas Jefferson in 1802. It is a census-designated place located in Town of Highlands in Orange County, New York, United States. The population was 7,138 at the 2000 census...

to Major John André
John André
John André was a British army officer hanged as a spy during the American War of Independence. This was due to an incident in which he attempted to assist Benedict Arnold's attempted surrender of the fort at West Point, New York to the British.-Early life:André was born on May 2, 1750 in London to...

. Three days later, André is captured with papers revealing that Arnold was planning to surrender West Point to the British.
September 25 – Benedict Arnold
Benedict Arnold
Benedict Arnold V was a general during the American Revolutionary War. He began the war in the Continental Army but later defected to the British Army. While a general on the American side, he obtained command of the fort at West Point, New York, and plotted to surrender it to the British forces...

flees to British-held New York
New York
New York is a state in the Northeastern region of the United States. It is the nation's third most populous state. New York is bordered by New Jersey and Pennsylvania to the south, and by Connecticut, Massachusetts and Vermont to the east...

.
September 26 – American Revolutionary War
American Revolutionary War
The American Revolutionary War , the American War of Independence, or simply the Revolutionary War, began as a war between the Kingdom of Great Britain and thirteen British colonies in North America, and ended in a global war between several European great powers.The war was the result of the...

: Battle of Charlotte
Battle of Charlotte
The Battle of Charlotte was an American Revolutionary War battle fought in Charlotte, North Carolina on September 26, 1780. The battle took place at the Mecklenburg County Court House, which is now the site of the Bank of America tower at Trade and Tryon Streets in downtown Charlotte...

October–December

October 2 – American Revolutionary War: In Tappan, New York
Tappan, New York
Tappan is a hamlet in the Town of Orangetown, Rockland County, New York, United States located north of Old Tappan, New Jersey; east of Nauraushaun and Pearl River; south of Blauvelt and west of Palisades and Sparkill...

, British
Kingdom of Great Britain
The former Kingdom of Great Britain, sometimes described as the 'United Kingdom of Great Britain', That the Two Kingdoms of Scotland and England, shall upon the 1st May next ensuing the date hereof, and forever after, be United into One Kingdom by the Name of GREAT BRITAIN. was a sovereign...

spy John André
John André
John André was a British army officer hanged as a spy during the American War of Independence. This was due to an incident in which he attempted to assist Benedict Arnold's attempted surrender of the fort at West Point, New York to the British.-Early life:André was born on May 2, 1750 in London to...

is hanged by American forces.
October 7 – American Revolutionary War
American Revolutionary War
The American Revolutionary War , the American War of Independence, or simply the Revolutionary War, began as a war between the Kingdom of Great Britain and thirteen British colonies in North America, and ended in a global war between several European great powers.The war was the result of the...

– Battle of Kings Mountain
Battle of Kings Mountain
The Battle of Kings Mountain was a decisive battle between the Patriot and Loyalist militias in the Southern campaign of the American Revolutionary War...

: Patriot
Patriot (American Revolution)
Patriots is a name often used to describe the colonists of the British Thirteen United Colonies who rebelled against British control during the American Revolution. It was their leading figures who, in July 1776, declared the United States of America an independent nation...

militia forces annihilate a Loyalist
Loyalist (American Revolution)
Loyalists were American colonists who remained loyal to the Kingdom of Great Britain during the American Revolutionary War. At the time they were often called Tories, Royalists, or King's Men. They were opposed by the Patriots, those who supported the revolution...

s under British Major Patrick Ferguson
Patrick Ferguson
Major Patrick Ferguson was a Scottish officer in the British Army, early advocate of light infantry and designer of the Ferguson rifle. He is best known for his service in the 1780 military campaign of Charles Cornwallis, in which he aggressively recruited Loyalists and harshly treated Patriot...

at Kings Mountain in South Carolina.
October 16 – American Revolutionary War
American Revolutionary War
The American Revolutionary War , the American War of Independence, or simply the Revolutionary War, began as a war between the Kingdom of Great Britain and thirteen British colonies in North America, and ended in a global war between several European great powers.The war was the result of the...

– Royalton Raid
Royalton Raid
The Royalton Raid was a British-led Indian raid in 1780 against various towns along the White River Valley in the Vermont Republic, and was part of the American Revolutionary War...
October 19 – American Revolutionary War
American Revolutionary War
The American Revolutionary War , the American War of Independence, or simply the Revolutionary War, began as a war between the Kingdom of Great Britain and thirteen British colonies in North America, and ended in a global war between several European great powers.The war was the result of the...

– Battle of Klock's Field
Battle of Klock's Field
The Battle of Klock's Field, also called the Battle of Failing's Orchard; and occasionally as the Battle of Nellis Flatts, was an encounter between Albany County, New York militia and a British-supported expedition of Indians and Loyalist led by Lieutenant Colonel Sir John Johnson and Captain...
November 9 – American Revolutionary War
American Revolutionary War
The American Revolutionary War , the American War of Independence, or simply the Revolutionary War, began as a war between the Kingdom of Great Britain and thirteen British colonies in North America, and ended in a global war between several European great powers.The war was the result of the...

– Battle of Fishdam Ford
Battle of Fishdam Ford
The Battle of Fishdam Ford was an attempted surprise attack by British forces under the command of Major James Wemyss against an encampment of Patriot militia under the command of local Brigadier General Thomas Sumter around 1 am on the morning of November 9, 1780, late in the American...
November 20 – American Revolutionary War
American Revolutionary War
The American Revolutionary War , the American War of Independence, or simply the Revolutionary War, began as a war between the Kingdom of Great Britain and thirteen British colonies in North America, and ended in a global war between several European great powers.The war was the result of the...

– Battle of Blackstock's Farm

Births

January 14 - Henry Baldwin
Henry Baldwin (judge)
Henry Baldwin was an Associate Justice of the Supreme Court of the United States from January 18, 1830, to April 21, 1844.-Biography:...

, US Supreme Court judge
April 4 - Edward Hicks
Edward Hicks
Edward Hicks was an American folk painter, a distinguished minister of the Society of Friends, and he also became a Quaker icon because of his paintings.-Early life:...

, painter
October 22 - John Forsyth
John Forsyth (politician)
John Forsyth, Sr. was a 19th-century American politician from Georgia.Forsyth was born in Fredericksburg, Virginia. His father Robert Forsyth was the first U.S. Marshal to be killed in the line of duty in 1794. He was an attorney who graduated from the College of New Jersey in 1799...

, politician
November 8 - Samuel A. Foote, Governor of Connecticut

Deaths

June 3 - Thomas Hutchinson, last governor of Massachusetts Bay Colony

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