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 Armagnac, did not forget the offence, and Froissart speaks of it as the "first cause of hatred between him and the prince". A more powerful cause of this lord's discontent was the non-payment of an annual pension which had been granted him by Edward. About this time he agreed to marry Margaret of Bourbon, sister of the queen of France. The Black Prince was annoyed at this betrothal, and, his temper probably being soured by sickness and disappointment, behaved with rudeness to both D'Albret and his intended bride. On the other hand, Charles offered the lord the pension which he