Braddock led about 2,000 army troops and provincial militia on an expedition in June 1755 to take Fort Duquesne. The expedition ended in disaster, with Braddock mortally wounded. Two future opponents in the American Revolutionary War, Washington and Thomas Gage, played key roles in organizing the retreat. One consequence of the debacle was that the French acquired a copy of the British war plans, including the activities of Shirley and Johnson...