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CASUALTY RECORD // June 23, 1811

Battle of Cogorderos

Estimated casualties — killed, wounded, captured, and missing — by side, with confidence labels per surviving record.

Casualties by side

1 sides catalogued · combined 500 estimated

  • Empire français

    500

    Medium-confidence figure

Battle context

The Battle of Cogorderos, fought in the Province of León on 23 June 1811, ended in a French defeat after seven hours of fighting, with Valletaux's force of approximately 3,000 sustaining around 500 casualties before retreating to León. Although the Spanish commander Taboada subsequently withdrew to Astorga under threat from the bulk of Bonet's army, the engagement carried operational consequences beyond its immediate outcome. The battle contributed to a French command decision: Bonet and Marshal Bessières declined to dispatch further troops to Extremadura. That restraint on French reinforcement directly favored Wellington's advance in the south, linking a tactical engagement in León to the broader strategic situation on the Peninsula during the summer of 1811.

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Sources (8)

Last verified June 2026
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