Siege of Fort Detroit had apparently been informed of Pontiac's plan, and the garrison of about 120 men was armed and ready. Pontiac withdrew and, two days later, laid siege to the fort. A number of British soldiers and civilians in the area outside the fort were captured or killed; one of the soldiers was ritually cannibalized, as was the custom in some Great Lakes Indian cultures. The violence was directed only at the British: French colonists were left alone. Eventually more than 900 Indian warriors from a half-dozen tribes joined the siege. On May 28, a supply convoy commanded by Lieutenant Abraham Cuyler
Fort Detroit Church and the center of what became the Petite Côte settlement of French colonists by the mid-18th century. Later encompassed by Sandwich (now Windsor), Petite Côte was the oldest continually occupied European settlement in what later became Ontario. The first major conflict of Fort Detroit occurred in March 1706 while Cadillac was away. The Ottawa heard a rumor about a Huron tribe ambush. The Ottawa attacked and killed several members of the Miami tribe. The Miami sought safety in the fort, where they were defended by the soldiers. The French killed about 30 Ottawa warriors when they attacked the fort.