He spent most of his life devoted to military affairs, being involved in the siege of Rouen in 1204, and the sieges of Béziers and Carcasonne during the Albigensian Crusade.
Most of his life was spent on military activities, including the siege of Rouen in 1204 and the sieges of Béziers and Carcasonne during the Albigensian Crusade.