Bruno (bishop of Segni) that won him much praise and admiration. In April 1082 he was travelling from Segni to Rome when Adolfo di Segni seized and imprisoned him. He was freed and returned to Rome but was imprisoned once more alongside the pope in the Sant'Angelo castle. Pope Victor III named him as the Vatican Librarian and he held the position until he left for Montecassino in 1099. Bruno had connections to Pope Urban II whom he accompanied to the Council of Clermont in late 1095 where the First Crusade was inaugurated. He travelled with the pope to Avignon from 11-13 September before
Primate of the Gauls that the Church of Lyons had enjoyed this privilege "per annorum longa curriccula". His intent was to reduce the power of the Archbishop of Sens, but the pope also limits the powers of the tital itself, the holder is not a court of appeal, and he no longer holds the apostolic vicariate. The primacy of Lyon is challenged regularly, and at the Council of Clermont of 1 December 1095, Pope Urban II again confirms the privileges of Lyon and declares that the Archbishop of Sens had to be in submission and obedience to the primate. It was only in 1516