How did Edwin become king of Northumbria?
Bede reports that Æthelfrith tried to have Rædwald murder his unwanted rival, and that Rædwald intended to do so until his wife persuaded him otherwise with Divine prompting. Æthelfrith faced Rædwald in battle by the River Idle in 616, and Æthelfrith was defeated; Rædwald installed Edwin as king of Northumbria. How does Edwin become king?…