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
Siege of St. John's Siege of St. John's The Siege of St. John's was a failed attempt by French forces led by Daniel d'Auger de Subercase to take the fort at St. John's, Newfoundland during the winter months of 1705, in Queen Anne's War. Leading a mixed force of regulars, militia, and Indians, Subercase burned much of the town and laid an ineffectual siege against the fort for five weeks between late January and early March 1705. Subercase lifted the siege after running out of provisions and gunpowder. The siege was part of a larger-scale expedition that was an attempt to repeat the highly