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.
Prince of Wales due to its association with her predecessor, Diana. The longest-serving Prince of Wales is the title's current holder, Queen Elizabeth II's son Charles. He is also the longest-serving heir apparent in British history. Prince of Wales Prince of Wales () was a title granted to princes born in Wales from the 12th century onwards; the term replaced the use of the word "king". One of the last Welsh princes, Llywelyn ap Gruffudd, was killed in battle in 1282 by Edward I, King of England, whose son Edward (born in Caernarfon Castle in 1284) was invested as the first English Prince