Portuguese invasion of the Banda Oriental (1811–1812)

Portuguese invasion of the Banda Oriental
Part of the Napoleonic Wars

The countryside of the Banda Oriental (Eastern Bank)
Date23 July 1811– 26 May 1812
Location
Banda Oriental (present-day Uruguay)
Result Inconclusive
Territorial
changes
Status quo ante bellum
Belligerents
United Provinces
Commanders and leaders

The Portuguese invasion of the Banda Oriental was a short-lived and failed attempt, beginning in 1811 and ending the following year, by the Portuguese Empire to annex the remaining territory of the Spanish Viceroyalty of the Río de la Plata.