Battle of Saint-Aubin-du-Cormier
Summary
The battle pits royal French troops against Breton insurgents and their European allies. French victory ends the Mad War and durably weakens Breton resistance to integration into the kingdom.
Historical context
The Breton rebellion is supported by the Habsburg Empire, which seeks to check French expansion. Regent Anne de Beaujeu leads operations to strengthen royal power over Brittany.
Tactics
Use of a well-organized army combining infantry, heavy cavalry, and artillery. Numerical superiority and French military discipline prove decisive.
Consequences
Definitive weakening of Breton independence. Signing of the treaty of future union with France. Consolidation of royal power in the west of the kingdom.