 He was also more inclined to war with the Moslems and took part in the famous Battle of the Garigliano in 915.In this he was the ally of the Byzantines, as he was throughout his reign, with the exception of a brief period in the 920s.He increased his prestige and influence through marriage alliances with the Beneventans and Capuans, and even entered into successful schemes against the Byzantine Campania, where he gained much ground.