Congress of the Republic of Peru He installed a Constitutional Congress (1931–1933) that promulgated the Constitution of 1933. By order of the president, the Peruvian Aprista Party members that were in Congress were arrested for there revolutionary doctrines against the government. When Sánchez Cerro was assassinated in 1933 by an APRA member, General Óscar R. Benavides took power and closed Congress until 1939, when Manuel Prado Ugarteche was elected President. During various dictatorships, the Congress was interrupted by coups d'état. In 1968, Juan Velasco Alvarado overthrew president Fernando Belaúnde by a coup d'état, closing again the Congress. The 1979 Constitution was promulgated on July 12, 1979
Juan Bautista Alvarado a new flag—a single red star on a white background, but neither were used after Alvarado made peace with Mexico. Alvarado, at age 27, was then appointed governor, but the city council of Los Angeles protested. Alvarado, Castro, and Graham went south and negotiated a compromise after three months, avoiding a civil war. However, the city council of San Diego then voiced its disagreement with Alvarado's revolt. This time, the Mexican government was involved and there were rumors that the Mexican Army was ready to step in. Alvarado was able to negotiate another compromise to keep the peace. Mexico reneged