- David E. Thornton
Vortigern [Gwrtheyrn] (fl. 5th cent.), ruler in Britain, came to be regarded as responsible for inviting the Anglo-Saxons into Britain. The significance of this role was such that accounts of Vortigern became largely legendary at an early date, and are probably historically unreliable. It seems reasonable to assume that he was some sort of administrative or military overlord of the southern ...