War of the Confederation

December 28, 1836 – August 15, 1839 · South America

Result Chilean–Peruvian restorationist victory

Chile and the Argentine Confederation fought the Peru–Bolivian Confederation of Andrés de Santa Cruz. Chile's victory at Yungay in 1839 ended the confederation.

On the map Overview Contemporaries

Conservative Republic

Peru–Bolivian Confederation

Other

Peru

Argentina

Chile

Peru–Bolivian Confederation

Agustín Gamarra belligerent leader

Manuel Bulnes belligerent leader

Joaquín Prieto belligerent leader

Manuel Blanco Encalada belligerent leader

Juan Manuel de Rosas military commander

Andrés de Santa Cruz military commander

Strength and losses

Killed: c. 2,900

Units

Chilean Army Peruvian Army Hussars of Junín Peruvian Navy

Chilean Navy

Battles 3

Tarija War May 19, 1837 – April 26, 1839 · Inconclusive
Battle of Casma January 12, 1839 · Chilean victory
Battle of Yungay January 20, 1839 · Chilean–Peruvian restorationist víctory