Wales Beaumaris, Caernarfon and Conwy. His son, the future Edward II, was born at Edward's new castle at Caernarfon in 1284. He became the first English Prince of Wales in 1301, which at the time provided an income from northwest Wales known as the Principality of Wales. The title is granted by the monarch to the heir apparent as a personal honour or dignity, and is not heritable, merging with the Crown on accession to the throne. After the failed revolt in 1294–95 of Madog ap Llywelyn – who styled himself Prince of Wales in the Penmachno Document – and the
Prince of Wales of Wales. The title is not automatic and is not heritable; it merges into the Crown when a prince accedes to the throne, or lapses on his death leaving the sovereign free to re-grant it to the new heir apparent (such as the late prince's son or brother). Prince Charles was created Prince of Wales on 26 July 1958, some six years after he became heir apparent, and had to wait another 11 years for his investiture, on 1 July 1969. The title Prince of Wales is nowadays always conferred along with the Earldom of Chester. The convention began in