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
Pope Urban II by Matilda of Tuscany. Urban II died on 29 July 1099, fourteen days after the fall of Jerusalem to the Crusaders, but before news of the event had reached Italy; his successor was Pope Paschal II. Urban also gave support to the crusades in Spain against the Moors there. Pope Urban was concerned that the focus on the east and Jerusalem would neglect the fight in Spain. He saw the fight in the east and in Spain as part of the same crusade so he would offer the same remission of sin for those that fought in Spain and discouraged