Fort Pitt Museum Pitt, after William Pitt the Elder. As a result, in 1763 local Delawares and Shawnees took part in Pontiac's Rebellion, an effort to drive the British out of their territory. The Indians' siege of Fort Pitt began on June 22, 1763, but the fort was too strong to be taken by force. In negotiations during the siege, the commander of Fort Pitt gave two Delaware emissaries blankets that had been exposed to smallpox, in hopes of infecting the surrounding Indians and ending the siege. The effectiveness of this attempt is unclear. Outbreaks of smallpox had plagued Native Americans for years
Fort Washington (Ohio) city was Kekionga (modern-day Fort Wayne, Indiana). On October 22, 1790, Gen. Harmar's army was ambushed and massacred by Indians led by Chief Little Turtle. The Indians of the Ohio Territory were in open revolt aided by the British. Indian raids came close to Cincinnati, despite the presence of the nearby Fort Washington. In the summer of 1793, Major General Anthony Wayne moved his forces from the training center at Legionville, PA, down the Ohio River by barge to a camp outside Fort Washington that was called Hobson's Choice. In the fall, Wayne departed fort Washington and moved his army