In 617 Raedwald King East Anglia (age 47) and his son Raegenhere Wuffingas fought the Battle of the River Idle which took place at the River Idle, Markham Moor which forms the western border of the Isle of Lindsey [Map].

Raegenhere Wuffingas was killed.

Æthelfrith King Northumbrians (age 45) was killed. King Edwin of Northumbria (age 31) succeeded King Northumbria.