In the mid-3rd century AD Roman Britain's regional fleet, the Classis Britannica, disappeared. It was never to return. Soon the North Sea and English Channel were over-run by Germanic pirates preying upon the east and south coast of Britain, and the continental coast up to the Rhine Delta.

Dr Simon Elliott is an award-winning and best-selling archaeologist, historian and broadcaster. He has written numerous books on themes related to the classical world and military history, and frequently appears on broadcast media as a presenter and expert. Amongst others, his books published by Casemate Publishers include Ancient Greeks at War (2021), Old Testament Warriors (2021) and Romans at War (2020). He is an Honorary Research Fellow at the University of Kent, Trustee of the Council for British Archaeology, Ambassador for Museum of London Archaeology, President of the Society of Ancients, and Guide Lecturer for Andante Travels and Hidden History Travel.