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
Saint Vincent and the Grenadines the Treaty of Paris (1763), after which friction between the British and the Caribs led to the First Carib War. On taking control of the island in 1763, the British laid the foundations of Fort Charlotte. The island was restored to French rule in 1779 and regained by the British under the Treaty of Versailles (1783). Between 1783 and 1796, there was again conflict between the British and the Black Caribs, who were led by Paramount Chief Joseph Chatoyer. Between 1795 and 1796, with French support from Martinique, the Black Caribs fought a series of battles against the British. Their