Michigan Territory Michilimackinac, then Detroit; this was essentially a military regime that reported to the governor-general at Quebec. Its role was to supply the needs of the fur traders and discourage any settlements not directly supportive of that effort. After the surrender of Montreal in 1760, British troops under Robert Rogers occupied Detroit and its dependent posts. In 1763, Pontiac's Rebellion saw the fall of Fort Michilimackinac to the northern tribes, and a lengthy siege of Fort Detroit. The siege was lifted in 1764, and rule under a British lieutenant-governor at Detroit followed soon thereafter. Due to the Quebec Act of 1774,
Siege of Fort Wayne joined by 800 men of the Ohio militia under Colonel Adams and Colonel Hawkins at Shane's Crossing. On 11 September, Winamac attempted one last attack on Fort Wayne, and suffered severe casualties. Suddenly, on 12 September, the attack was broken off, and Winamac's forces crossed the Maumee River and disappeared into the woods. Harrison's relief army marched towards the fort, uncontested by Winamac. The Potawatami/Miami force retreated into Ohio and Michigan Territory. The siege of Fort Wayne prompted Harrison to order punitive expeditions against the Miami which culminated in the Battle of the Mississinewa in December, 1812. Influential Miami Chief