Dukedoms of the British Isles by reign Dukedoms of the British Isles by reign This page lists extant dukedoms in the Peerages of the British Isles, listed by the monarch who created them—see also List of dukedoms in the peerages of Britain and Ireland. King Edward III first created the title Duke of Cornwall, the first dukedom in the British Isles, for his son and heir Edward, called the Black Prince. Since 1421 the title has automatically been held by the eldest son of and heir apparent to the sovereign. Since his mother's taking the throne in 1952 the title has been held by Prince Charles, who
Edward the Black Prince French, who were utterly defeated, left eleven thousand dead on the field, of whom 2,426 were men of gentle birth. Nearly a hundred counts, barons, and bannerets and two thousand men-at-arms, besides many others, were made prisoners, and the king and his youngest son, Philip were among those who were taken. The English losses were not large. When King John II was brought to him, the prince received him with respect, helped him to take off his armour, and entertained him and the greater part of the princes and barons who had been made prisoners at supper. He served at