Battle of Fort Slongo
1781 CE.
Shown on the map at 40.913°, -73.301°.
The Battle of Fort Slongo (also spelled Salonga) was fought on October 3, 1781, between American Continental Army forces, under the command of Benjamin Tallmadge and Lemuel Trescott, and the British defenders of Fort Salonga in the American Revolutionary War. The fort was located near the border of present-day Huntington Township and Smithtown, New York, overlooking Long Island Sound.
Text from the Wikipedia article Battle of Fort Slongo, licensed CC BY-SA 4.0.