4th century in Roman Britain

	4th century in Roman Britain:
	Other centuries
	3rd century \| 4th century \| 5th century

Events from the 4th century in Roman Britain.

Events

301
- Emperor Diocletian fixes the prices of British woollen goods and beer.^[1]
306
- 25 July - Emperor Constantius Chlorus dies at York, after campaigning against the Picts.^[1]
314
- The reforms of Diocletian take effect, dividing Britain into four provinces and separating military and civilian government.^[1]
- 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
- Roman 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
- The Great Conspiracy: 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 Dulcitius.^[1]
369
- Theodosius defeats invaders, builds new watchtowers from Filey to Huntcliff, re-fortifies northern frontier.^[1]
382
- Magnus Maximus defeats the Picts and Scots.^[1]
383
- Maximus usurps control of the Empire, taking troops from Britain and abandoning the forts at Chester and the Pennines.^[1]
397
- Saint Ninian converts the region around Galloway to Christianity.^[1]

References

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

v t e Timelines of early English history (to 927)
Prehistoric Britain	Prehistory
Roman Period	1st century 2nd century 3rd century 4th century
Anglo-Saxon England	5th century 6th century 7th century 8th century 9th century 10th century

Events

References

See also