Peru–Bolivian Confederation Felipe Salaverry, who rebelled and overthrew him in 1835. Orbegoso, however, did not lose the support of southern Peru and called in to his help the president of Bolivia. It was the opportunity that Marshal Santa Cruz, himself a former president of Peru, was waiting for. The Bolivian army promptly proceeded to invade Peru. With Bolivian help, General Orbegoso quickly regained his leadership throughout the country and had Salaverry executed. As a reward for the support he had received from Santa Cruz, he agreed to the formation of the new Peru–Bolivian Confederation. Santa Cruz assumed the "supreme protectorship" of the
Campaign of Sucre in Upper Peru to invade Upper Peru to Potosí. Royalist general Pedro Antonio Olañeta, hearing of the defection half of his forces under Col Medinaceli, and passed to the patriots, Olañeta attack them on April 1, 1825. Olaneta wound in combat fell to the ground. His soldiers surrender. Olaneta died the following day, April 2. That same day Col.Medinaceli referred the part of the battle to Marshal Sucre, who ended the military campaign. Campaign of Sucre in Upper Peru Campaign of Sucre in Upper Peru was a set of military operations conducted by the Liberator United Army of Peru to dislodge the Spanish