Offa conducted a major military campaign into Wales in 784, harrying the border kingdoms in coordination with the construction of Offa Dyke. The Annales Cambriae record that Offa devastated Wales. This campaign was part of the effort to establish and enforce the new Mercian-Welsh frontier marked by the Dyke.
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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