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
Prince of Wales Great is not known to have used the title "Prince of Wales" as such, although his use, from around 1230, of the style "Prince of Aberffraw, Lord of Snowdon" was tantamount to a proclamation of authority over most of Wales, and he did use the title "Prince of North Wales" as did his predecessor Dafydd ab Owain Gwynedd. In 1240, the title was theoretically inherited by his son Dafydd ap Llywelyn, though he is not known to have used it. Instead he styled himself as "Prince of Wales" around 1244, the first Welsh prince to do so. In 1246, his