Duke of Aquitaine House of Valois claimed supremacy over Aquitaine. In 1360, both sides signed the Treaty of Bretigny, in which Edward renounced the French crown but remained sovereign Lord of Aquitaine (rather than merely duke). However, when the treaty was broken in 1369, both these English claims and the war resumed. In 1362, King Edward III, as Lord of Aquitaine, made his eldest son Edward, Prince of Wales, Prince of Aquitaine. In 1390, King Richard II, son of Edward the Black Prince appointed his uncle John of Gaunt Duke of Aquitaine. This grant expired upon the Duke's death, and the dukedom reverted
Edward the Black Prince him sent a messenger to tell his father that he was in great straits and to beg for assistance. When Edward learned that his son was unwounded, he responded that he would send no help, for he wished to give the prince the opportunity to "win his spurs" (he was in fact already a knight), and to allow him and those who had charge of him the honour of the victory. The prince was thrown to the ground and was rescued by Sir Richard FitzSimon, his standard bearer, who threw down the banner, stood over his body, and beat back