In what year span was the war that had its first battle in Fayette County, Pennsylvania, United States?
Fort Necessity National Battlefield: Fort Necessity National Battlefield is a National Battlefield Site in Fayette County, Pennsylvania, United States, which preserves the site of the Battle of Fort Necessity. Fort Necessity National Battlefield:  The battle, which took place on July 3, 1754, was an early battle of the French and Indian War, and resulted in the surrender of British colonial forces under Colonel George Washington, to the French and Indians, under Louis Coulon de Villiers.
i don't know