Pope Urban II that was caused by the Great Schism of 1054. Others believe that Urban saw this as an opportunity to gain legitimacy as the pope as at the time he was contending with the antipope Clement III. A third theory is that Urban felt threatened by the Muslim incursions into Europe and saw the crusades as a way to unite the christian world into a unified defense against them. The most important effect of the First Crusade for Urban himself was the removal of Clement III from Rome in 1097 by one of the French armies. His restoration there was supported
Primate of the Gauls that the Church of Lyons had enjoyed this privilege "per annorum longa curriccula". His intent was to reduce the power of the Archbishop of Sens, but the pope also limits the powers of the tital itself, the holder is not a court of appeal, and he no longer holds the apostolic vicariate. The primacy of Lyon is challenged regularly, and at the Council of Clermont of 1 December 1095, Pope Urban II again confirms the privileges of Lyon and declares that the Archbishop of Sens had to be in submission and obedience to the primate. It was only in 1516