Conquest of Wales by Edward I of England lands as the lordship of Powys and became known as Owen de la Pole (or "Poole"). Lands retained under direct royal control were organised under the Statute of Rhuddlan of 1284, which declared that they were "annexed and united" to the English crown, although they did not become part of the Kingdom of England. They were the King's personal fief and in 1301, they were bestowed on Edward's son, Edward of Caernarfon (the future Edward II), with the title "Prince of Wales" and thereafter the lands and title became the customary endowment of the heir to the throne. The Statute
Investiture of the Prince of Wales now in the investitures of Princes of Wales only. Also part of the insignia are a ring, a girdle, a sword and a robe. It is recorded that Llywelyn ap Gruffudd had deposited his coronet along with his other regalia with the monks at Cymer Abbey for safekeeping at the start of his final campaign in 1282. He was killed later that year. It was seized and presented to King Edward I of England as a token of the complete annihilation of the independent Welsh state. Frederick, Prince of Wales, later had the Coronet of Frederick, Prince of Wales, made