Kingdom of England Norman conquest of England, however, some Norman lords began to attack Wales. They conquered and ruled parts of it, acknowledging the overlordship of the Norman kings of England but with considerable local independence. Over many years these "Marcher Lords" conquered more and more of Wales, against considerable resistance led by various Welsh princes, who also often acknowledged the overlordship of the Norman kings of England. Edward I defeated Llywelyn ap Gruffudd, and so effectively conquered Wales, in 1282. He created the title Prince of Wales for his heir, the future Edward II, in 1301. Edward I's conquest was brutal and
Prince of Wales son (if and only if he is also the heir apparent) of the King or Queen Regnant of England (subsequently of Great Britain, 1707, and of the United Kingdom, 1801). That he is also the heir apparent is important. Following the death of Prince Arthur, the Prince of Wales, Henry VII invested his second son, the future Henry VIII, with the title—although only after it was clear that Arthur's wife, Catherine of Aragon, was not pregnant; when Frederick, Prince of Wales died while his father reigned, George II created Frederick's son George (the king's grandson and new heir apparent) Prince