Kingdom of Dumnonia

If you are looking for the page with the statistics about this polity you can find it here: All Statistics

Establishment

• January 411: Dumnonia was fully independent from 410 due to the withdrawal of the Roman Legions from Britannia.

Chronology

Interactive Chronologies with maps are available in the section Changes Navigation

1. End of Roman rule in Britannia and Armorica

The inhabitants of Britannia and Armorica expelled the Romans.

• January 411: Dumnonia was fully independent from 410 due to the withdrawal of the Roman Legions from Britannia.

2. Conquests of Ecgberth of Wessex

Were the conquests by king Ecgberth of Wessex in England.

• January 826: In 825 a battle was fought between the "Welsh", presumably those of Dumnonia, and the Anglo-Saxons. The Anglo-Saxon Chronicle states: "We fought the Wealas (Cornish) and the Defnas (Devonians) at Gafulforda" (perhaps Galford in west Devon). However, there is no mention of who won or who lost. A further rebellion in 838, when the "West Welsh" were supported by Danish forces, was crushed by Egbert at the battle of Hingston Down.

3. Further events (Unrelated to Any War)

• January 659: By 658 at the latest, Dumnonia lost control of the Somerset area north and east of the River Parrett.
• January 711: In 710 Dumnonia lost Somerset to Wessex.
• January 731: At the latest 20 years later, the rest of Devon was also lost to the Kingdom of Wessex.

Disestablishment

• January 826: In 825 a battle was fought between the "Welsh", presumably those of Dumnonia, and the Anglo-Saxons. The Anglo-Saxon Chronicle states: "We fought the Wealas (Cornish) and the Defnas (Devonians) at Gafulforda" (perhaps Galford in west Devon). However, there is no mention of who won or who lost. A further rebellion in 838, when the "West Welsh" were supported by Danish forces, was crushed by Egbert at the battle of Hingston Down.