 In 1418 he served at the siege of Rouen, and on its fall was appointed captain of Bellencombre (Seine-Inferieure), which was subsequently bestowed on him by royal gift.On 22 Nov. 1419 he was promoted to the command of Meulan; he was also granted the town of Gassay, made third chamberlain to the Duke of Bedford, and steward of the king's household.In 1423 he took part in the battle of Cravant, and early in 1424 he went with John of Luxembourg to besiege Oisy in the Pas de Calais.