Battle of Fort Oswego was a battle fought on 6 May 1814 at Lake Ontario, in what is now New York, United States. It was part of the War of 1812, which ran from 1812 to 1815. The recorded result: British victory. Recorded strength: 550 soldiers; 400 marines; 200 sailors; 8 warships against 242 regulars; 25 U.S. Navy; 200 militia.
The recorded site, with the nearest other engagements in the atlas. The dashed outline is the battlefield study area mapped by the NPS American Battlefield Protection Program. Present-day coastlines, rivers and borders; towns from Natural Earth.
The National Park Service's American Battlefield Protection Program maps this as the Oswego battlefield (site NY406): a study area of 810 acres, with a core area of 805 acres where the fighting was concentrated; 149 acres retain enough integrity to be potentially eligible for the National Register.
Battle of Fort Oswego is one of 3,507 engagements of the 19th century in the atlas and one of 1,148 in present-day United States (57 in New York).
Sources
Identity, coordinates, dates and the war from Wikidata Q4871049, released under CC0. Result, belligerents, commanders, strength and casualties from the infobox of the English Wikipedia article Battle of Fort Oswego (1814), revision 1375554368, read 2026-11-14, licensed CC BY-SA 4.0; the article's text is not reproduced here. Present-day country and state from Natural Earth. Battlefield boundary and area from the National Park Service American Battlefield Protection Program (public domain). Dates before 1582 follow the Julian calendar as recorded.