Viceroyalty of Peru arrived in Lima with Antonio José de Sucre to plan the offensive. In February 1824 the royalists briefly regained control of Lima. Olañeta's Rebellion started by surprise and the entire royalist army of Upper Peru (today's Bolivia) revolted, led by Pedro Antonio Olañeta (royalist) against La Serna, the viceroy of Peru (a liberal). This broke the royal army and started a civil war in Upper Peru. Having regrouped in Trujillo, Bolívar in June led his rebel forces south to confront the Spanish under Field Marshal José de Canterac. The two armies met on the plains of Junín on August 6,
Constitution of Peru It limited the president to a single five-year term and established a bicameral legislature consisting of a 60-member Senate (upper house) and a 180-member Chamber of Deputies (lower house). It also eliminated the literacy requirement for voting and extended suffrage to all adults 18 or older. Constitution of Peru The Constitution of Peru is the supreme law of Peru. The current constitution, enacted on December 31, 1993, is Peru's fifth in the 20th century and replaced the 1979 Constitution. The Constitution was drafted by the Democratic Constitutional Congress that was convened by President Alberto Fujimori during the Peruvian Constitutional Crisis