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
Ardèche the fusion by Rudolph II of Burgundy of the realms of Provence and Burgundy and bequeathed by its last monarch Rudolph III of Burgundy to the Holy Roman Emperor Conrad II in 1032. Locally throughout this period, the Church played an important role. John II (Giovanni of Siena), Cardinal and Bishop of Viviers (1073–1095), accompanied Pope Urban II to the Council of Clermont. It was later held in fief by the Counts of Toulouse, who lost it to the French crown in 1229. In 1284, with the Cistercian Abbey of Marzan, Philip IV established Villeneuve de Berg, and by the