A Viking fleet of thirty-three ships attacked Portland in Dorset in 837. Ealdorman Æthelhelm of Dorset fought them and was initially successful but then defeated and killed. The battle marked a significant escalation in Viking raids on the Dorset coast and the loss of a senior West Saxon ealdorman.
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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