Skip to content
The War AtlasThe · War · Atlas

CASUALTY RECORD // June 11, 1812

Battle of Maguilla

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

Casualties by side

1 sides catalogued · combined 118 estimated

  • Royaume-Uni de Grande-Bretagne et d'Irlande

    118

    Medium-confidence figure

Battle context

The Battle of Maguilla illustrated a persistent command and discipline problem in British cavalry operations during the Peninsular War. A British dragoon brigade under Slade achieved an early advantage, routing the French cavalry and taking prisoners, but the troopers abandoned formation in pursuit, leaving themselves vulnerable. A French reserve squadron exploited the disorder, rallied the main body, and reversed the outcome, driving the British back until mutual exhaustion ended the action. British casualties of 118 against a force of roughly equal size underscored the cost of uncontrolled pursuit. The engagement reinforced Wellington's ongoing frustration with the offensive conduct of his cavalry arm, a limitation that would remain a concern throughout the campaign in the Peninsula.

‹ Full battle dossier

Sources (5)

Last verified June 2026
Cite this page →Suggest a correction →