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 Fort Gaines 1864. With the fall of Fort Gaines, Granger left a garrison at the fort and immediately moved against Fort Morgan to the east. After a two-week siege - the Siege of Fort Morgan - General Page surrendered his fort too on August 23, 1864. The loss of these two forts gave control of Mobile Bay and ended the bay's use as a port for the Confederates. Siege of Fort Gaines The Siege of Fort Gaines occurred between August 3 and 8, 1864, during the American Civil War. It took place in the Mobile Bay area of Alabama as part of