Vézelay Abbey unique importance in the development of the Crusades. Thirty years before the Vézelay tympanum was carved, Pope Urban II planned on announcing his call for a crusade at La Madeleine. In 1095, Urban altered his plans and preached for the First Crusade at the Council of Clermont, but Vézelay remained a central figure in the history of the crusades. The tympanum was completed in 1130. Fifteen years after its completion, Bernard of Clairvaux chose Vézelay as the place from which he would call for a Second Crusade. Vézelay was even the staging point for the Third Crusade. It is there
Giselbert, Count of Clermont daughter of Giselbert and obtained the title by marriage. The second is that the activities of the occupants of Clermont in 1095, Giselbert and Fredelon, who some regarded as brigandage, were perceived by these two as the legitimate levying of tolls on river traffic. A 1095 entry in the chronicle of Giles of Orval reveals that what Otbert's objective was accomplished by purchase. The acquisition of Clermont and its subsequent enfeoffment to his vassal Lambert was part of a consistent policy of purchase which also brought to the prince-bishop the important fortresses of Mirwart, Couvin and, Bouillon. This second theory