4th century in Roman Britain

Events from the 4th century in England.

Events

314
- Establishment of initial Christian hierarchy in Britain.^[1]
- Three British bishops attend the Council of Arles.^[1]
343
- January - Emperor Constans visits Britain, and strengthens northern frontier and Saxon Shore.^[1]
- Construction of Pevensey Fort.^[1]
353
- Byzantine Emperor Constantius II punishes British supporters of the recently defeated usurper, Magnentius, and suppresses paganism.^[1]
355
- Julian the Apostate placed in charge of Britain and Gaul.^[1]
359
- Julian makes Britain main granary for western Roman army.^[1]
360
- Picts and Irish attack northern frontier.^[1]
367
- Sustained raids by Picts, Irish, and Saxons. Hadrian's Wall abandoned and military commander Fullofaudes captured or killed.^[1]
368
- Count Theodosius arrives in Britain with a military task-force, restores administration under Governor Civilis and commander Dulcitus.^[1]
369
- Theodosius defeats invaders, builds new watchtowers from Filey to Huntcliff, re-fortifies northern frontier.^[1]
383
- Magnus Maximus usurps control of the Empire, taking troops from Britain and abandoning the forts at Chester and the Pennines.^[1]

^ ^a ^b ^c ^d ^e ^f ^g ^h ⁱ ^j ^k ^l Palmer, Alan & Veronica (1992). The Chronology of British History. London: Century Ltd. pp. 24–26. ISBN 0-7126-5616-2.