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 imposing this tax, had retired to his Norman estate. Charles took advantage of these appeals, and on 25 January 1369 sent messengers to the Black Prince, who was then residing at Bordeaux, summoning him to appear in person before him in Paris and there receive judgment. He replied: "We will willingly attend at Paris on the day appointed since the king of France sends for us, out it shall be with our helmet on our head and sixty thousand men in our company". The Black Prince caused the messengers to be imprisoned, and in revenge for this the Counts of