Peru–Bolivian Confederation Peru–Bolivian Confederation The Peru–Bolivian Confederation was a short-lived state that existed in South America between 1836 and 1839. The country was a loose confederation between the states of Peru, divided into the Republic of North Peru and the Republic of South Peru, and Bolivia, with the capital located in Tacna. The Peru–Bolivian Confederation's formation was personally influenced by Marshal Andrés de Santa Cruz, the President of Bolivia, who served as the first and only head of state under the title “Supreme Protector”. The Peru–Bolivian Confederation was opposed by neighboring countries from its inception, particularly Chile and Argentina, as a potential
Third Upper Peru campaign would spread rumors in Europe that the May Revolution was over. Third Upper Peru campaign Third Alto Perú campaign (1815): The Northern Army, unofficially commanded by José Rondeau, started another campaign, but this time without the authorization of Supreme Director Álvarez Thomas. With the lack of official support, the army faced anarchy and later would lose the aid of the Provincial Army of Salta, commanded by Martín Miguel de Güemes. After being defeated in the battles of Venta y Media (October 21) and Sipe-Sipe (November 28), the northern territories were lost. They were reannexed by the Spanish Viceroyalty of Peru,