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 the king's table and would not sit down with him, declaring that "he was not worthy to sit at table with so great a king or so valiant a man", and speaking many comfortable words to him, for which the French praised him highly. The next day the Black Prince continued his retreat on Bordeaux; he marched warily, but no one ventured to attack him. At Bordeaux, which the Black Prince reached on 2 October, he was received with much rejoicing, and he and his men tarried there through the winter and wasted in festivities the immense spoil they had