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547 CE - 599 CE: Reign of Ida the Flamethrower; first king and founder of settlement in the region.
593 CE - 616 CE: Reign of Aethelfrith in Northumbria.
600 CE: Battle of Catraeth; Aethelfrith defeats the Britons, enlarges Northumbria. .
604 CE - 954 CE: Span of the Kingdom of Northumbria.
604 CE: Unification of Bernicia and Deira under Aethelfrith as Kingdom of Northumbria.
616 CE: Battle of Chester; Aethelfrith defeats Welsh, expands kingdom.
616 CE: Battle of Bawtry; Aethelfrith killed fighting East Anglia.
616 CE - 633 CE: Reign of Edwin in Northumbria.
626 CE: Battle of Win-and-Lose Hill; Edwin of Northumbria defeats forces of Wessex and Mercia.
633 CE: Battle of Hatfield Chase; Northumbria collapses after defeat by Mercia.
634 CE - 642 CE: Reign of Oswald in Northumbria.
635 CE: Lindisfarne monastery in Northumbria is founded by the Irish missionary Aidan.
642 CE: Battle of Maserfield; Northumbria defeated by Mercia, Oswald killed.
642 CE - 670 CE: Reign of Oswiu in Northumbria.
654 CE: Reunification of Northumbria under King Oswiu.
655 CE: Battle of the Winwaed; Northumbria defeats Mercia.
664 CE: Synod of Whitby; Oswiu of Northumbria decides in favor of Roman Catholicism over Celtic Christianity.
672 CE - 735 CE: Life of cleric and scholar Bede of Northumbria.
735 CE - 804 CE: Life of scholar and cleric Alcuin of York.
735 CE - 802 CE: Period of instability in Northumbria; over ten kings rule in quick succession.
793 CE: Viking raid on Lindisfarne Monastery in Northumbria.
829 CE: Wessex becomes overlord to Northumbria.
866 CE: Great Heathen Army of the Vikings invades Northumbria.
867 CE: Battle of York; Vikings defeat Northumbria.
876 CE - 954 CE: Norse rule in Northumbria.
946 CE - 955 CE: Reign of Eadred of Wessex, King of England; conquers Norse of Northumbria.
952 CE - 954 CE: Reign of Eric Bloodaxe; last Norse king of Northumbria.
954 CE: Norse driven out by Eadred of Wessex; Northumbria becomes part of England under Eadred.