5th century in England

Events from the 5th century in England. Note that many of these dates may only be approximate.

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 (possibly to the Consul Flavius Aetius) for the Roman army to come back to Britain.
 * 447
 * Saint Germanus returns to Britain and exiles Pelagian heretics.
 * 449 (traditional date)
 * 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 (according to Bede).
 * 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 (Æsc) defeat the Britons, driving them from Kent.
 * 466
 * Battle of Wippedesfleot: Celtic Britons (Welsh) perhaps defeat the Anglo-Saxons (Jutes) 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.