| Battle of Cefn Digoll | |||||||
|---|---|---|---|---|---|---|---|
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| Belligerents | |||||||
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Gwynedd, Mercia |
Northumbria | ||||||
| Commanders and leaders | |||||||
|
Cadwallon ap Cadfan, Penda of Mercia |
Edwin of Northumbria | ||||||
| Casualties and losses | |||||||
| Unknown | Unknown | ||||||
The Battle of Cefn Digoll, also known as the Battle of the Long Mynd was a battle fought in 630 at Long Mountain near Welshpool in modern-day Wales. The battle was fought between the Northumbrian army of King Edwin of Northumbria and an anti-Northumbrian alliance between King Cadwallon of Gwynedd and Penda of Mercia. The battle ended the Northumbrian domination of Gwynedd, and preceded a Welsh campaign into Northumbria, which led to Edwin's death at the Battle of Hatfield Chase.