Prince of Wales regard as having been the last native Prince. On 16 September 1400, he was proclaimed Prince of Wales by his supporters, and held parliaments at Harlech Castle and elsewhere during his revolt, which encompassed all of Wales. It was not until 1409 that his revolt in quest of Welsh independence was suppressed by Henry IV. The tradition of conferring the title "Prince of Wales" on the heir apparent of the monarch is usually considered to have begun in 1301, when King Edward I of England invested his son Edward of Caernarfon with the title at a Parliament held in Lincoln.
King of Wales Welsh rulers upon whom titles such as these were bestowed (leading ultimately to the title Prince of Wales), see King of the Britons. King of Wales King of Wales was a very rarely used title, because Wales, much like Ireland, never achieved a degree of political unity, like that of England or Scotland during the Middle Ages. While many different leaders in Wales claimed the title of 'King of Wales', the country was only truly united once: under the rule of Gruffydd ap Llywelyn from 1055 to 1063. Following the departure of the Roman legions from Wales, the country had