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.
He devoted a significant portion of his life to military endeavors, which included the siege of Rouen in 1204 and the sieges of Béziers and Carcasonne during the Albigensian Crusade.