he called for odo of cluny to mediate between alberic ii of spoleto and hugh of italy. odo successfully negotiated a truce after he arranged a marriage between hugh's daughter alda and alberic. he was appointed frederick, archbishop of mainz as a reformer in germany. he allowed frederick to drive out jews that had refused to be baptized but he also did not endorse the forced baptism of jews. he died on 13 july 939. after he died, he was interred into st. peter's basilica.