<p>There is no foot of American soil richer in historical incident than the point of land at the confluence of the Allegheny and Monongahela Rivers. Here began that struggle between France and England which was destined to involve many nations in its course, to endure through two generations, and cover with its ravages the face of the civilized world. About the rude fortification at the head of the Ohio cluster a score of names illustrious on the...