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| | History of Northumberland and Borders |
 | | He was defeated and killed around the year 616 in battle at the River Idle by Raedwald of East Anglia, who installed Edwin, the son of Aella, a former king of Deira, as king. |
 | | He was, however, himself defeated by an alliance of the exiled king of Gwynedd, Cadwallon ap Cadfan and Penda, king of Mercia, at the Battle of Hatfield Chase in 633. |
 | | In 642, Oswald was killed by the Mercians under Penda at the Battle of Maserfield. |
| history.earthsci.carleton.ca /uk/ukhistory.htm (957 words) |
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