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.
Gwenllian of Wales of Wales" for the Crown, bestowing it upon his son, Edward, at a Parliament held in Lincoln in 1301 at the age of seventeen. The title is still given to the heir apparent to the British crown to this day. Nicki Bullinga wrote a historical novel, "Gwenllian. The Lost Princess", published by The Simon the Montfort Society (2017). Gwenllian of Wales Gwenllian of Wales or Gwenllian ferch Llywelyn (June 1282 – 7 June 1337) was the only child of Llywelyn ap Gruffudd, the last native Prince of Wales (). She is sometimes confused with Gwenllian ferch Gruffudd, who lived two