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CASUALTY RECORD // January 1, 1827

Battle of Monte Santiago

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

Casualties by side

1 sides catalogued · combined 160 estimated

  • Аргентина

    160

    Medium-confidence figure

Battle context

The Battle of Monte Santiago was a decisive Brazilian naval victory during the Cisplatine War, in which the Argentine Navy lost its best ships to the Imperial Brazilian Navy. The loss significantly degraded Argentine naval capability at a critical stage of the conflict. Despite the defeat, the engagement has been elevated by Argentine historians as one of the most courageous and ferocious naval encounters in the country's history, in part due to the conduct of Captain Francis Drummond, who died on deck continuing to fire his marooned ship's cannons rather than withdraw. The battle thus occupies an ambiguous place in national memory: a clear operational setback that nonetheless became a reference point for naval valor in Argentina's historical tradition.

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Sources (4)

Last verified June 2026
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