 He was subsequently installed as the "defensor" of that monastery and of the lands of Saint Peter in Gascony and Béarn by his suzerain Sancho VI William of Gascony.In 1033, Centule confirmed the possession of the county of Bordeaux by Duke Odo.He strove to expand his power into neighboring territories and married Angela, daughter and heiress of the neighboring Viscount Aner II Lupo of Oloron, thus uniting those two entities.