ORDER OF BATTLE // February 20, 1813
Battle of Salta
Estimated force strength by side, with confidence labels per surviving record.
Forces engaged
2 sides catalogued · combined 6,400 estimated
United Provinces
3,000
Medium-confidence figure
Viceroyalty of Peru
3,400
Medium-confidence figure
Battle context
The Battle of Salta, fought on the plains of Castañares north of the present-day city of Salta, marked the second consecutive defeat of royalist general Pío de Tristán's forces by Manuel Belgrano's Army of the North, following their earlier victory at Tucumán in September 1812. The unconditional surrender of Tristán's force—which numbered 3,400 and suffered 2,776 casualties—effectively removed the primary royalist military presence in the region. This outcome secured Argentine control over most of the northern territories of the former Viceroyalty of the Río de la Plata, consolidating the United Provinces' hold on the interior at a critical stage of the independence struggle. The two successive defeats at Tucumán and Salta denied the Viceroyalty of Peru a viable southern offensive and stabilized the northern front for the patriot cause.
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