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The Rise of Gruffydd ap Llywelyn

Type Event Region Europe Time 1039

In 1039 Gruffydd ap Llywelyn killed the rulers of Gwynedd and Powys, unifying much of northern and central Wales as its first effectively unified med…

Timeline

  1. 1039Gwynedd · GwyneddIn 1039 Gruffydd ap Llywelyn killed Llywelyn ap Seisyll, king of Gwynedd, and seized the Gwynedd throne. Llywelyn had been one of the most powerful rulers in Wales, and his death marked a major turning point in the Welsh balance of power.
  2. 1039–1040Powys · PowysGruffydd then killed the Powys ruler Iago ab Gwynedd and conquered Dyfed, bringing much of north and central Wales under his rule. He was the first Welsh ruler in history to hold both Gwynedd and Powys simultaneously, and his power alarmed England's marcher lords.

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