3rd century in Roman Britain

Events from the 3rd century in Roman Britain.

Events

• 206
  • Governor Lucius Alfenus Senecio repairs Hadrian's Wall and appeals for help from the Emperor against the northern tribes.^[1]
• 208
  • Emperor Septimius Severus and his son Caracalla take personal command of the army in Britain.^[1]
• 209
  • Severus and Caracalla lead an expedition against the Caledonii, and build forts at Cramond and the Tay estuary.^[1]
• 210
  • Caracalla leads an expedition against the rebellious Maeatae tribe.^[1]
• 211
  • 4 February – Severus dies at York, while preparing another expedition against the northern rebels.^[1]
  • Caracalla, now Emperor, abandons territory north of Hadrian's Wall, and returns to Rome.^[1]
• c. 214
  • Britain divided into two provinces, Britannia Superior and Britannia Inferior, with administrative centres at London and York respectively.^[1]
• c. 220
  • Saxons raid south-east coast; forts built at Reculver and Branodunum (Brancaster).^[1]
• 245
  • Many thousands of acres of modern-day Lincolnshire are inundated by a great flood.^[2]
• 255
  • Work begins on a riverside wall in London.^[3]
• 259
  • Rebel leader Latinus Postumus proclaims Britain as part of his "Empire of the Gauls".^[1]
• 270
  • Construction of forts along the Saxon Shore begins in response to increased raiding.^[1]
• 273
  • Stone walls built around St Albans.^[1]
• 274
  • Postumus's Gallic Empire is reabsorbed into the Roman Empire under Aurelian.^[3]
• 277
  • Imperial edict lifts restrictions on British wine production.^[1]
  • General Victorinus puts down revolt, and settles Burgundian and Vandal prisoners in Britain.^[1]
• Britannic Empire 286-296
  • 287
    • Mausaeus Carausius takes power in Britain and proclaims himself Emperor.^[1]
  • 289
    • Carausius defeats Emperor Maximian in a naval battle.^[1]
  • 293
    • Finance minister Allectus murders Carausius and seizes power; employs Frankish mercenaries.^[1]
  • 296
    • Constantius Chlorus and Julius Asclepiodotus defeat the Britons near Silchester, killing Allectus; prevents retreating Franks from sacking London.^[1]
• 297
  • Re-building of forts near Hadrian's Wall begins.^[1]
  • Constantius returns to Gaul.^[1]