Coat of arms of the Prince of Wales of the duchy on his coat of arms. This title has been granted to every heir apparent since 17 March 1337, in accordance with a charter issued by King Edward III for Prince Edward the Black Prince, his eldest son and heir. The family of the Prince of Wales is entitled to use certain heraldic features. The consort of the Prince of Wales (titled the Princess of Wales) is granted a unique coat of arms upon marriage, based on the impaling of the prince's arms (on the dexter side) and her father's arms (on the sinister side). The consort is
Edward the Black Prince The next year (1356) on another chevauchée he ravaged Auvergne, Limousin, and Berry but failed to take Bourges. He offered terms of peace to King John II of France, who had outflanked him near Poitiers, but refused to surrender himself as the price of their acceptance. This led to the Battle of Poitiers where his army routed the French and took King John prisoner. The year after Poitiers, the Black Prince returned to England. In 1360 he negotiated the treaty of Bretigny. He was created Prince of Aquitaine and Gascony in 1362, but his suzerainty was not recognised by the