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
Ohio in the War of 1812 Maumee River in Perrysburg, Ohio, began. Gen. William Henry Harrison provided these orders. The fort would undergo two sieges. The first was in May. The British assaulted the fort, however, the Americans held the fort. The second siege was in July. Tecumseh, leading the Native American allies to the British, tried to ambush the Americans. However this did not work, and the British and Natives were forced to leave, letting the Americans win again. In September, the Battle of Lake Erie took place, with the Americans led by Oliver Hazard Perry. The British overpowered the Americans in strength and number