Baldwin I of Jerusalem fought for their brother, Godfrey of Bouillon, against Albert III, Count of Namur and Theoderic, Bishop of Verdun at Stenay in 1086. The childless Godfrey, who became duke of Lower Lotharingia in 1087, mentioned Baldwin in most of his charters of grant, indicating that Baldwin was regarded as his heir. Baldwin regularly visited the fortress of his wife's family at Conches-en-Ouche. Pope Urban II proclaimed the First Crusade at the Council of Clermont on 27November 1095. Godfrey of Bouillon decided to join the military campaign and sold or mortgaged his inherited domains to raise funds. One of his domains, the
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