In 1777, as part of a grand strategy to end the war, the British launched two uncoordinated attacks. The army based in New York City defeated Washington and captured the rebel capital at Philadelphia. Simultaneously a second army invaded from Canada with the goal of cutting off New England. It was trapped and captured during the Battle of Saratoga, New York, in October 1777. The British army had agreed to surrender only on condition of being a Convention Army with repatriation to Britain.[62] Realizing that their cause would be adversely affected if the captured troops could be switched with other British troops who would be brought out to America, Congress repudiated these terms, and imprisoned them instead.[63] This was poorly received in Britain, as a violation of the rules of war, and contributed further to the drift
In 1777, as part of a grand strategy to end the war, the British launched two uncoordinated attacks. The army based in New York City defeated Washington and captured the rebel capital at Philadelphia. Simultaneously a second army invaded from Canada with the goal of cutting off New England. It was trapped and captured during the Battle of Saratoga, New York, in October 1777. The British army had agreed to surrender only on condition of being a Convention Army with repatriation to Britain.[62] Realizing that their cause would be adversely affected if the captured troops could be switched with other British troops who would be brought out to America, Congress repudiated these terms, and imprisoned them instead.[63] This was poorly received in Britain, as a violation of the rules of war, and contributed further to the drift