Republic of South Peru Peru and North Peru reverted to being a single Republic of Peru. The Peru-Bolivian Confederation was a plan that attempted to reunite the "Alto Perú" ("Upper Peru", now Bolivia) and "Bajo Perú" ("Lower Peru", now simply Peru) into a single political and economic entity. Marshal Andrés de Santa Cruz promoted an ambitious project to reunite these two territories on the basis of a confederacy. This integration was based not only on historical, cultural and ethnic reasons, but also on sound economic motives. The union was trying to restore the ancient commercial routes and promote a policy of open markets. As
First Upper Peru campaign decline, mainly due to the favourable treatment of natives and the determined opposition of the church, which attacked Castelli through his secretary Bernardo Monteagudo and his public atheism. Both royalists in Lima and Saavedra in Buenos Aires compared them both with Maximilien Robespierre, leader of the Reign of Terror of the French Revolution. Castelli also abolished the mita in Upper Peru, a project that was shared by Mariano Moreno, but Moreno had been removed from the Junta by this point. Without Castelli being in Buenos Aires to mediate between them, the disputes between Moreno and Saavedra had worsened. The Junta