|Covid-19|January 2 – American Revolution – Second Battle of Trenton: George Washington's army fights the Second Battle of Trenton, New Jersey.
January 3 – American Revolution – Battle of Princeton: American general George Washington defeats British general Charles Cornwallis.
January 12 – Mission Santa Clara de Asís founded in what is now Santa Clara, California.
January 15 – Vermont declares its independence from New York, becoming the Vermont Republic, an independent country, a status it retains until it joins the United States as the 14th state in 1791.
January 20 - American Revolution: Battle of Millstone
April 13 – American Revolutionary War: Battle of Bound Brook: A British and Hessian force led by Lieutenant General Charles Cornwallis surprises a Continental Army outpost in New Jersey commanded by Major General Benjamin Lincoln.
April 27 – American Revolutionary War: The Battle of Ridgefield: A British invasion force engages and defeats Continental Army regulars and militia irregulars at Ridgefield, Connecticut.
May 16 – Lachlan McIntosh and Button Gwinnett shoot each other during a duel near Savannah, Georgia. Gwinnett, a signer of the United States Declaration of Independence, dies three days later.
May 17 – American Revolutionary War: Battle of Thomas Creek.
May 23 – American Revolutionary War: Meigs Raid.
June 13 – American Revolution: The Marquis de Lafayette lands near Charleston, South Carolina to help the Continental Congress train its army.
June 14 – The Stars and Stripes is adopted by the Continental Congress as the flag of the United States.
June 26 – American Revolutionary War: Battle of Short Hills
July 6 – American Revolutionary War: Siege of Fort Ticonderoga – After a bombardment by British artillery under General John Burgoyne, American forces retreat from Fort Ticonderoga, New York.
July 7 – American Revolutionary War: Battle of Hubbardton – British forces engage American troops retreating from Fort Ticonderoga.
The Constitution of Vermont is adopted. This constitution was the first in what is now the territory of the United States to prohibit slavery, grant suffrage to non-landowning males, and require free public education.
American Revolutionary War: Battle of Fort Anne.
July 31 – The U.S. Second Continental Congress passes a resolution that the services of Marquis de Lafayette "be accepted, and that, in consideration of his zeal, illustrious family and connexions, he have the rank and commission of major-general of the United States."
August 2–23 – American Revolutionary War: Siege of Fort Stanwix.
August 6 – American Revolutionary War: Battle of Oriskany – Loyalists gain a tactical victory over Patriots; Iroquois fight on both sides.
August 13–14 – American Revolutionary War: Battle of Machias.
August 16 – American Revolutionary War: Battle of Bennington – British forces are defeated by American troops.
August 22 – American Revolutionary War: Battle of Staten Island.
September – American Revolutionary War: Siege of Fort Henry.
September 3 – American Revolutionary War: Battle of Cooch's Bridge – In a minor skirmish in New Castle County, Delaware, the flag of the United States was flown in battle for the first time.
September 11 – American Revolutionary War – Battle of Brandywine: The British gain a major victory in Chester County, Pennsylvania.
September 16 – American Revolutionary War: Battle of the Clouds.
September 19 – American Revolutionary War: First Battle of Saratoga: Battle of Freeman's Farm – Patriot forces withstand a British attack at Saratoga, New York.
September 21 – American Revolutionary War: Battle of Paoli.
September 26 – American Revolutionary War: British troops occupy Philadelphia.
September 27 – Lancaster, Pennsylvania is the capital of the United States for one day.
October 4 – American Revolution – Battle of Germantown: Troops under George Washington are repelled by British troops under Sir William Howe.
October 5-November 25 – American Revolutionary War: Battle of Red Bank.
October 6 – American Revolutionary War: Battle of Forts Clinton and Montgomery: British troops capture Fort Clinton and Fort Montgomery (Hudson River) and are able to dismantle the Hudson River Chain.
October 7 – American Revolution – Second Battle of Saratoga: Battle of Bemis Heights: British General John Burgoyne is defeated by American troops.
October 17 – American Revolution – Battle of Saratoga: British General John Burgoyne surrenders to the American troops.
November 15 – American Revolution: After 16 months of debate, the Continental Congress approves the Articles of Confederation in the temporary American capital at York, Pennsylvania.
November 17 – The Articles of Confederation are submitted to the states for ratification.
November 25 – American Revolutionary War: Battle of Gloucester
November 29 – San Jose, California is founded. It is the first pueblo in Spanish Alta California.
December 5–8 – American Revolutionary War: Battle of White Marsh
December 11 – American Revolutionary War: Battle of Matson's Ford
December 18 – The United States celebrates its first Thanksgiving as a nation, marking the victory by the Americans over General John Burgoyne in the Battle of Saratoga in October.
December 19 – American Revolution: George Washington's Continental Army goes into winter quarters at Valley Forge, Pennsylvania.
American Revolutionary War (1775–1783)
March 17 – Roger Brooke Taney, Politician, Lawyer and Judge (died 1864)
April 12 – Henry Clay, United States Senator from Kentucky 1806-1807, 1810-1811, 1831-1842 and 1849-1852. (died 1852)
July – Thomas Clayton, United States Senator from Delaware from 1824 till 1827 and from 1837 till 1847. (died 1854)
William Bellinger Bulloch, United States Senator from Georgia in 1813. (died 1852)
Jesse B. Thomas, United States Senator from Illinois from 1818 till 1829. (died 1853)
January 12 – Hugh Mercer, soldier and physician (born 1726)
May 19 – Button Gwinnett, 2nd Governor of Georgia in 1777 (born 1735)
September 22 – John Bartram, botanist, horticulturalist and explorer (born 1699)
1777 in the United States Wikipedia
Events from the year 1777 in the United States.