Question: When did the british army got final defeat against the united state of america?
Disambiguated questions and answers: question: When was the end of the War of 1812 between the British and the United States of America?
When was the end of the American Revolution, between the British army and the United States of America?
answer: February, 1815
September 3, 1783
Natural Questions answer: October 17 , 1781 (from the Wikipedia article "American Revolutionary War")