Llywelyn ap Gruffydd

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Llywelyn ap Gruffydd (1225–82) ( Llywelyn the Last) Prince of Wales. Allied with the rebellious English barons, he gained control of as much territory as his grandfather, Llywelyn ap Iorwerth. He was recognized as Prince of Wales by the Treaty of Montgomery (1267). With the accession of Edward I, he renewed his rebellion in 1282 and was killed in battle.

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