 Complete the following phrase:  In the St. Lawrence and Mohawk theatres of the conflict, the French had begun to challenge the claims of Anglo-American traders and land speculators for supremacy in the Ohio Country to the west of the Appalachian Mountainsland that was claimed by some of the British colonies in their royal charters. In 1753, the French started the military occupation of the Ohio Country by building a series of forts. In 1755, the British sent two regiments to North America to drive the French from these forts, but these were 