The Breton War of Succession was a conflict between the Houses of Blois and Montfort for control of the Duchy of Brittany. It was fought between 1341 and 1364. It formed an integral part of the early Hundred Years War due to the involvement of the French and English governments in the conflict; the French supported Blois whilst the English backed Montfort. Although Montfort was ultimately successful following the Battle of Auray in 1364, it was t...
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The Breton War of Succession was a conflict between the Houses of Blois and Montfort for control of the Duchy of Brittany. It was fought between 1341 and 1364. It formed an integral part of the early Hundred Years War due to the involvement of the French and English governments in the conflict; the French supported Blois whilst the English backed Montfort. Although Montfort was ultimately successful following the Battle of Auray in 1364, it was the French who were to gain the most from his victory.
In the middle of the 14th century, Brittany was ruled by the House of Dreux. The dukes had both a historical and ancestral connection to England and were also Earls of Richmond in Yorkshire. Duke Arthur II of Dreux married twice, first to Mary of Limoges (1260–1291), then to Yolande of Dreux, countess of Montfort (1263–1322) and widow of king Alexander III of Scotland. From his first marriage, he had three sons, including his heir John III and Guy, count of Penthièvre (d. 1331). From...
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