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An attack was planned by the Americans preparatory to an invasion of Canada. April 27, 1813, General Pike with 1700 men and thirteen armed vessels effected a landing, and against a determined resistance fought his way to the town. The British, despairing of longer holding the place, blew up their powder-magazine. By this fifty-two Americans were killed, 180 wounded, and the rest thrown into confusion. During the dismay caused by the explosion General Sheaffe, in command of the British, withdrew with the larger part of his army, after having destroyed some vessels on the stocks and a large amount of stores. The town was then surrendered by the civil authorities together with 290 regulars and militia, a war-vessel and a large quantity of naval and military stores. The Americans lost in killed and wounded 286 including General Pike himself, the British 149. · The provincial government buildings were burned.