 In 1355, he took part in Edward's abortive expedition from Calais, and in 1364 he appears in attendance on the Black Prince in Aquitaine.By him he was sent on the embassy to Peter of Castile in 1366, and shared in his restoration and the victory of Najara in 1367.On the war being renewed in 1369, he was attacked near Lusignan, when with a detached force, and made prisoner by the French.