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CASUALTY RECORD // September 23, 1803

Battle of Assaye

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

Casualties by side

2 sides catalogued · combined 2,338–4,138 estimated

  • British Empire

    1,138

    Medium-confidence figure

  • Maratha Empire

    1,200–3,000

    Medium-confidence figure

Battle context

The Battle of Assaye was Arthur Wellesley's first major battlefield victory, achieved against a larger Maratha force under Daulatrao Scindia and Raghoji II Bhonsle during the Second Anglo-Maratha War. With approximately 9,500 British troops facing a Maratha army of some 10,800, the engagement demonstrated that a numerically inferior British force could defeat a well-organized Maratha army in open engagement, reinforcing British operational confidence in the subcontinent. Casualties on both sides were substantial — the British sustained over 1,100 losses, while Maratha casualties ranged considerably higher — underscoring that the outcome was hard-won rather than a demonstration of easy dominance. Wellesley himself later ranked Assaye above his celebrated victories in the Peninsular War and his defeat of Napoleon at Waterloo, marking it as the engagement he considered his finest personal achievement on the battlefield. Within the Second Anglo-Maratha War, the victory contributed to British pressure on the Maratha confederacy and to Wellesley's emerging reputation as a commander capable of operating aggressively under difficult conditions.

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Sources (18)

Last verified June 2026
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