5th century in England

Events

• 401
• * Stilicho withdraws troops from Britain, and abandons forts on the Yorkshire coast.
• 402
• * Last issue of Roman coinage in Britain.
• 405
• * Niall of the Nine Hostages leads Irish raids along the south coast.
• 407
• * Army in Britain proclaims Constantine III as Emperor.
• 409
• * Army rebels against Constantine.
• * Saxons raid Britain.
• 410
• * Emperor Honorius recalls the last legions from Britain.
• 429
• * The Pope sends Saint Germanus to Britain, who defeats the Pelagians in public debate.
• c.430
• * Vortigern, supposed king of the Britons, allows Anglo-Saxon mercenaries to settle on the Isle of Thanet.
• * Fastidius completes his work On the Christian Life.
• 433
• * The Britons call the Angles to come and help them as mercenaries against the Picts.
• 446
• * The "Groans of the Britons": Britons appeal for the Roman army to come back to Britain.
• 447
• * Saint Germanus returns to Britain and exiles Pelagian heretics.
• 449
• * Vortigern, supposed king of the Britons, invites Hengist and Horsa, by tradition chieftains of the Jutes, to form a military alliance against the Picts and Scoti; by tradition, they land at Ebbsfleet, Thanet, so contributing to the Anglo-Saxon settlement of Britain.
• c.450
• *Hengist founds the Kingdom of Kent.
• 455
• * Battle of Aylesford: Hengist and Horsa defeat Vortigern, although Horsa dies in the battle.
• 457
• * Battle of Crayford: Hengist and Oisc of Kent defeat the Britons, driving them from Kent.
• 466
• * Battle of Wippedesfleot: Celtic Britons perhaps defeat the Anglo-Saxons under Hengist and Oisc in battle in Kent and confine them to the Isle of Thanet, but a dozen Welsh leaders are killed.
• 473
• * Hengist and Oisc again fight against the Britons.
• 477
• * Ælle lands at Selsey, and founds the Kingdom of Sussex.
• 485
• * Ælle fights against the Britons near the margin of Mearcræd's stream.
• 491
• * Ælle and his son Cissa besiege Anderitum, the Saxon Shore fort at Pevensey, and kill all the Britons there.
• 495
• * Cerdic, later the first King of Wessex, lands at Southampton.
• c.500
• *Battle of Mons Badonicus: Britons defeat advancing Saxons, and retain control of the north and west.