By the end of the Eleventh Century the western world still had contacts with the eastern byzantine and islamic worlds. The growing tension in the east soon appeared in an attack against the byzantine empire with their need of help soon following. The crusades then began with religious promises and other opportunities available to the crusaders. And even after all of those events the west still prospered in certain ways. The Crusades provided a way for religious leadership, internal and external prosecution of heretics, and helped the west combine both religion and war into their lives.…
