Third Upper Peru campaign 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, and later became present-day Bolivia. This unsuccessful outcome to the campaign
Peru the ensuing years, the country enjoyed relative economic and political stability, which ended shortly before the War of the Pacific with Chile. Throughout the 20th century, Peru endured armed territorial disputes, coups, social unrest, and internal conflicts, as well as periods of stability and economic upswing. Alberto Fujimori was elected to the presidency in 1990; his government was credited with economically stabilizing Peru and successfully ending the Shining Path insurgency, though he was widely accused of human rights violations and suppression of political dissent. Fujimori left the presidency in 2000 and was charged with human rights violations and imprisoned until