Robert of Rhuddlan, cousin of Hugh of Avranches, pushed his personal military frontier as far as the Conwy River in the 1080s. Operating largely independently of royal authority, Robert used his own household troops to conquer Gwynedd territory. He demanded tribute even from Anglesey and built a castle at Deganwy on the Conwy estuary. Welsh resistance consisted of guerrilla attacks and ambushes rather than open battle.
Aubrey generates in-depth historical research for any location in Britain — drawing on Domesday records, scheduled monuments, Victorian OS maps, geological data and archaeological archives to tell the full story of a place.
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