Fort Pitt (Pennsylvania) among Native Americans devastated the tribes of Ohio Valley and the Great Lakes areas. On August 1, 1763, most of the American Indians broke off the siege to intercept the approaching force under Colonel Bouquet. In the Battle of Bushy Run, Bouquet fought off the American Indian attack and relieved Fort Pitt on August 10. In 1772, after Pontiac's War, the British commander at Fort Pitt sold the building to two colonists, William Thompson and Alexander Ross. At that time, the Pittsburgh area was claimed by the colonies of both Virginia and Pennsylvania, which struggled for power over the region.
Siege of Fort Meigs siege. Siege of Fort Meigs The Siege of Fort Meigs took place during the War of 1812 (1812-1815), in northwestern Ohio in late April-early May, 1813. A small British Army unit with support from Indians attempted to capture the recently constructed fort to forestall an American offensive against Detroit, and its Fort Detroit in the Great Lakes region which the British from the north in Canada had captured the previous year. An American sortie and relief attempt failed with heavy casualties, but the British failed to capture the fort and were forced to raise the siege. In the early days