Council of Clermont could be fulfilled. Council of Clermont The Council of Clermont was a mixed synod of ecclesiastics and laymen of the Catholic Church, called by Pope Urban II and held from 18 to 28 November 1095 at Clermont, Auvergne, at the time part of the Duchy of Aquitaine. Pope Urban's speech on November 27 included the call to arms that would result in the First Crusade, and eventually the capture of Jerusalem and the establishment of the Kingdom of Jerusalem. In this, Urban reacted to the request by Byzantine emperor Alexius I Comnenus who had sent envoys to the Council of
Counts of Clermont-Tonnerre Counts of Clermont-Tonnerre Clermont-Tonnerre is the name of a French noble family, members of which played some part in the history of France, especially in Dauphiné, from about 1100 to the French Revolution (1789–99). Sibaud, lord of Clermont in Viennois, who first appears in 1080, was the founder of the family. His descendant, another Sibaud, commanded some troops which aided Pope Calixtus II in his struggle with the Antipope Gregory VIII. In return for this service, it is said that the pope allowed him to add certain emblems, two keys and a tiara to the arms of his family. A