A strange and unknown story exists within the history of Wales: an Irish king in Wales, Serygei, and his defeat by the Welsh king Cadwallon on Ynys Mon (Anglesey). This video will trace the story across 1,500 of myths, legends, and rumours.0:00 - Britain's Irish King1:14 - Cadwallon4:08 - Caergybi6:15 - The 1700s10:30 - The 1800s14:14 - The 1900s18:53 - The Irishman's Monuments21:37 - Ynys Mon24:02 - Serygei | Sirigi26:36 - MaelgwnThe Mystery of Britain's Irish King | 29:29Cambrian Chronicles | 201K subscribers | 25,497 views | November 1, 2024