Prof Keith Ray: Offa’s Dyke and Wat’s Dyke: power relations on the frontier of early medieval Wales

Keith Ray, Honorary Professor at Cardiff University, considers what Offa’s Dyke and Wat’s Dyke tell us about 8th-10th century power and authority on the border between Wales and Mercia. Given at a seminar of the Early Medieval Wales Archaeology Research Group on 18th November 2021.