The Siege of Uruguaiana was an engagement in the Paraguayan War that began in late August , and ended on 18 September that year when the Paraguayans were forced to surrender due to low food supplies. The Paraguayan Army had captured Uruguaiana at 5 August , without any resistance. Estigarribia faced the combined allied armies of Brazil, Argentina, and Uruguay. The years had not lessened Porto Alegre 's prejudice against Hispanic-Americans; on the contrary, his antagonism had increased.
Some of the troops, commanded by Lt. He reminded the Argentine president that, according to the Treaty of the Triple Alliance , the imperial army would be led by a Brazilian officer while on Brazilian soil.
The Brazilian monarch settled the dispute when, at his suggestion, the allied army was divided into three forces, one led by Porto Alegre and the other two by Mitre and Flores. A call for Uruguayana to surrender was ignored on 4 Sept. The allied forces of the siege counted on 17, combatants and 12, Brazilians, Argentine 3, and 1, Uruguayans, and 54 guns.
The surrender came on 18 September when Estigarribia 's men had exhausted all food except sugar. President Lopez evacuated Corrientes in order to defend Paraguay's frontier. Resquin commanded the evacuation, taking over , head of cattle and other livestock across the Paraguay River at Paso de la Patria from 31 Oct until 3 Nov.
Topographic plan of the village of Uruguaiana with the positions of the Allied armies at September 18, F. Capitulation of Paraguayans locked in the city of Uruguayana L'Illustration: journal universel , Vol.
