Pontiac (Ottawa leader) On May 9, he laid siege to the fort, and was eventually joined by more than 900 warriors from a half-dozen tribes. While Pontiac was besieging Fort Detroit, messengers spread word of his actions. Indians made widespread attacks against British forts and Anglo-American (but not French) settlements, and at one point controlled nine of eleven British forts in the Ohio Valley. They destroyed Fort Sandusky. In July 1763, Pontiac defeated a British detachment at the Battle of Bloody Run, but he was unable to capture the fort. In October, he lifted the siege and withdrew to the Illinois Country, where
Siege of Fort Pitt Race." Amherst had directed Colonel Henry Bouquet to take his troops to relieve Fort Pitt, a march that would take several weeks. At Fort Pitt, the siege didn't let up until August 1, 1763, when most of the Indians broke off their attack in order to intercept the body of almost 500 British troops marching to the fort under Colonel Bouquet. On August 5, these two forces met at Edge Hill in the Battle of Bushy Run. Bouquet survived the attack and the Indians were unable to prevent his command from relieving Fort Pitt on August 10. This event is