Pope Urban II christian nations, and the Muslim incursions into Europe. He is best known for initiating the First Crusade (1096–99) and setting up the modern-day Roman Curia in the manner of a royal ecclesiastical court to help run the Church. He promised forgiveness and pardon for all of the past sins of those who would fight to reclaim the holy land, and free the eastern churches.This pardon would also apply to those that would fight the Moors in Spain. Urban, baptized Eudes (Odo), was born to a family of Châtillon-sur-Marne. He was prior of the abbey of Cluny, later Pope Gregory VII
Erlembald had to ceded his rights in Milan to Pope Gregory VII. Gregory confirmed Atto and lent his support to Erlembald. At this, the height of his power, an unfortunate fire broke out in the city and was interpreted as divine punishment for supporting the controversial "pataria". The opposition factions in Milan signed a pact against Erlembald. He put down the revolt, but was killed in the battle and buried in S. Celso. From 6 to 26 May in 1095, Pope Urban II was present at Milan for the transferral of the relics of the canonised Erlembald to S. Dionigi. He