
Historical eventSeptember 151776
American Revolutionary War
American Revolutionary War: British forces made an unopposed amphibious landing at Kips Bay on Manhattan, the American defenders having fled due to artillery fire.
250th anniversary in 2026
In context
- When
- Sunday, September 15 1776250 years ago
- Category
- Historical eventA dated happening — a battle, treaty, launch, discovery, disaster or decision — recorded on this calendar day.
- Era
- 18th century · 1770s
- Anniversary
- 250th in 2026
- Recorded from
- Wikipedia “On this day” feed
Russia, Greece and some other countries used the Julian calendar into the early 20th century, so local records may show a date up to 13 days earlier.
At a glance
Dates: 1775-04-19 – 1783-09-03.
Place: Eastern United States.
Type: war of national liberation.
Key figures / parties: United States, Kingdom of France, Kingdom of Spain, Dutch Republic, Vermont Republic, Kingdom of Great Britain, Indigenous peoples of the United States in North America, and Spain.
What came before
Part of: American Revolution.
Prelude to war Main article: American Revolution Further information: American Enlightenment , Colonial history of the United States , Thirteen Colonies , and French and Indian War Map showing the territorial gains of Great Britain and Spain following the French and Indian War with lands held by the British prior to 1763 (in red), land gained by Britain in 1763 (in pink), and lands ceded to the Kingdom of Spain in secret during 1762 (in light yellow). The French and Indian War,
Catalyst / how it startedAI-assisted
Tensions between Britain and the thirteen colonies escalated over taxation without representation and restrictive trade policies imposed after the French and Indian War. Armed conflict began in April 1775 with the Battles of Lexington and Concord in Massachusetts.
On September 15, 1776, British forces under General William Howe landed on Manhattan during the New York Campaign, a major turning point that forced Washington's Continental Army to retreat and demonstrated the war's uncertain trajectory.
Who was involvedAI-assisted
The Continental Army, commanded by George Washington, represented the thirteen colonies' patriot forces. Britain deployed the Royal Navy and professional soldiers under commanders including General William Howe and General Henry Clinton.
France, Spain, and the Dutch Republic eventually joined as American allies, providing military support and resources. Native American nations and enslaved people also participated on various sides throughout the conflict.
TimelineAI-assisted
April 1775: Battles of Lexington and Concord began armed conflict. July 1776: Declaration of Independence adopted. September 15, 1776: British landing on Manhattan during New York Campaign.
October 1777: American victory at Saratoga. October 1781: Siege of Yorktown ended with British surrender. September 1783: Treaty of Paris formally recognized American independence.
What happened
The American Revolutionary War, also known as the Revolutionary War or American War of Independence or simply the American Revolution, was the armed conflict that comprised the final eight years of the broader American Revolution, in which American Patriot forces organized as the Continental Army and, commanded by George Washington, defeated the British Army. The conflict was fought in North America, the Caribbean, and the Atlantic Ocean. The war's outcome seemed uncertain for most of the war,
September 15 through the years
Other entries on the same calendar day, in order.
- 1776American Revolutionary War
- 1995Malaysia Airlines Flight 2133
- 2001Championship Auto Racing Teams
- 2004National Hockey League
- 2008Lehman Brothers
- 20082008 financial crisis
- 2011Gleision Colliery mining accident
- 2013Ivan Kulesh
- 2017Parsons Green train bombing
- 2020Bahrain–Israel normalization agreement
- 2020Abraham Accords
Also in 1776
- September 11Staten Island Peace ConferenceBritish and American leaders held a peace conference on Staten Island, New York, in the hopes of bringing an end to the nascent American…
- September 16American Revolutionary WarAmerican Revolutionary War: American colonists defeated British troops at the Battle of Harlem Heights on the island of Manhattan.
- May 4American RevolutionAmerican Revolution: The Colony of Rhode Island and Providence Plantations became the first of the Thirteen Colonies to renounce its alle…
- November 16American Revolutionary WarAmerican Revolutionary War: Fort Washington on Manhattan was captured from the Patriots by British and Hessian units.
- July 8United States Declaration of IndependenceThe United States Declaration of Independence received its first formal public reading, in Philadelphia.
- June 8American Revolutionary WarAmerican Revolutionary War: British forces defeated the Continental Army at the Battle of Trois-Rivières, the last battle of the American…
- December 26American Revolutionary WarAmerican Revolutionary War: George Washington led a Continental Army column across the Delaware River to launch a surprise attack against…
- August 27William Howe, 5th Viscount HoweBritish forces led by William Howe defeated the Continental Army under George Washington at the Battle of Long Island, the largest battle…
Sources
- Wikipedia article (text, CC BY-SA 4.0)
- Licence: CC BY-SA 4.0 for adapted text · how we source this
Cite this page
“American Revolutionary War”, What's On This Date, https://whatsonthisdate.com/app/event/american-revolutionary-war-1776-september-15, accessed October 27, 2026.
Cite the underlying source as well — the source links above go to the record this entry is adapted from.
Questions about this entry
When did American Revolutionary War happen?
September 15 1776 — 250 years ago, on a Sunday.
Where does this text come from?
Wikipedia “On this day” feed. Summaries are short adaptations that link back to the source, not reprints. Panels marked AI-assisted were filled where the sources left a heading empty.
How do I cite this page?
Use the ready-made citation near the sources at the bottom of the page, and follow the source link to cite the underlying record as well.
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