Conflicts & Resolutions · War

War of the Breton Succession

1341–1364 · 14th century · Part of the Hundred Years' War

The War of the Breton Succession was fought from 1341 to 1364 for the Duchy of Brittany between Charles of Blois, backed by France, and John of Montfort and his son, backed by England. Part of the wider Hundred Years' War, it included the Combat of the Thirty in 1351. It ended with the Montfort victory at the Battle of Auray, and the Treaty of Guérande in 1365 recognised John IV as duke.

War of the Breton Succession
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Mentioned in 1 profile

Duchy of BrittanyMilitary, Summary

Battles and settlements

Mentioned in 1 state history

Duchy of Brittany

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Cite this entry
APA
The Epoch Institute. (2026). War of the Breton Succession. In The Epoch Institute Encyclopedia. https://the-epoch-institute.org/encyclopedia/war-of-the-breton-succession
MLA
“War of the Breton Succession.” The Epoch Institute Encyclopedia, The Epoch Institute, 2026, https://the-epoch-institute.org/encyclopedia/war-of-the-breton-succession. Accessed .
Chicago
The Epoch Institute. “War of the Breton Succession.” The Epoch Institute Encyclopedia. 2026. https://the-epoch-institute.org/encyclopedia/war-of-the-breton-succession.
Harvard
The Epoch Institute (2026) ‘War of the Breton Succession’, The Epoch Institute Encyclopedia. Available at: https://the-epoch-institute.org/encyclopedia/war-of-the-breton-succession (Accessed: ).

Last reviewed October 2026Random entry ↻