Siege of Fort Pitt Siege of Fort Pitt The Siege of Fort Pitt took place during June and July 1763 in what is now the city of Pittsburgh, Pennsylvania, United States. The siege was a part of Pontiac's War, an effort by Native Americans to remove the British from the Ohio Country and Allegheny Plateau after they refused to honor their promises and treaties to leave voluntarily after the defeat of the French. The Native American efforts of diplomacy, and by siege, to remove the British from Fort Pitt ultimately failed. This event is best known as an early instance of biological warfare, where
Siege of Detroit Siege of Detroit The Siege of Detroit, also known as the Surrender of Detroit or the Battle of Fort Detroit, was an early engagement in the British-U.S. War of 1812. A British force under Major General Isaac Brock with American Indian allies under Shawnee leader Tecumseh used bluff and deception to intimidate U.S. Brigadier General William Hull into surrendering the fort and town of Detroit, Michigan and his dispirited army, which actually outnumbered the victorious British and Indians. The British victory reinvigorated the militia and civil authorities of Upper Canada, who had previously been pessimistic and affected by pro-U.S. agitators.