History of Palestine Orthodox Church. However, in 1090, Byzantine Emperor Alexios I Komnenos began taking reconciliatory measures towards the Papacy, with the intention of seeking western support against the Seljuqs. In 1095 his ambassadors appeared before Pope Urban II at the Council of Piacenza, to request mercenary forces, and later that year at the Council of Clermont Pope Urban II called for the First Crusade. The Kingdom of Jerusalem was a Christian kingdom established in the Levant in 1099 as a result of the First Crusade. Its control of Jerusalem and most of Palestine lasted almost a century until defeat by Saladin's forces
Pope Urban II than to his own desire that Jerusalem be freed from Muslim rule. It was believed that originally that Urban wanted to send a relatively small force to aid the Byzantines, however after meeting with two prominent members of the crusades Adhemar of Puy and Raymond of Saint-Guilles, Urban decided to rally a much larger force to retake Jerusalem. Urban II refers to liberating the church as a whole or the eastern churches generally rather than to reconquering Jerusalem itself. The phrases used are "churches of God in the eastern region" and "the eastern churches" (to the Flemish), "liberation of the