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 Detroit Siege of Fort Detroit). The British force in the fort, commanded by Henry Gladwin, consisted of 130 soldiers with two 6-pound cannons, one 3-pound cannon, and three mortars. The 6-gun schooner "Huron" was anchored nearby in the Detroit River. Two months into the siege, on July 29, 1763, the British brought a large relief force into the area. Skirmishing in the area, including the Battle of Bloody Run, continued until mid-November when the Indians dispersed. During the American Revolutionary War, Detroit was far to the west of the main areas of action. The British used the fort to arm American