Pontiac's War defeated them at the Battle of Bloody Run on July 31, 1763. Nevertheless, the situation at Fort Detroit remained a stalemate, and Pontiac's influence among his followers began to wane. Groups of Native Americans began to abandon the siege, some of them making peace with the British before departing. On October 31, 1763, finally convinced that the French in Illinois would not come to his aid at Detroit, Pontiac lifted the siege and removed to the Maumee River, where he continued his efforts to rally resistance against the British. Before other British outposts had learned about Pontiac's siege at Detroit,
Tecumseh along the Thames Valley. Tecumseh sought continued British support in order to defend tribal lands against the Americans. However, a much reinforced Harrison led an invasion of Canada. The siege began on May 5, 1813, when a small British force of less than 1,000 men under the command of Major-General Procter, the British commander on the Detroit frontier, and an estimated 1,250 Indian warriors led by Tecumseh and the Wyandot leader, Roundhead, attempted to capture Fort Meigs in northwestern Ohio. The British hoped that the effort would delay an American offensive attack against Detroit, which the British had captured in