Juan Velasco Alvarado Peruvian plans were revisionistic scholar Kalevi J. Holsti claim more important issues behind were the "ideological incompatibility" between the regimes of Velasco Alvarado and Pinochet and that Peru would have been concerned about Pinochet's geopolitical views on Chile's need of naval hegemony in the Southeastern Pacific. Economic difficulties such as inflation, unemployment, food shortages and increased political opposition after the 1974 crackdown on the press ultimately increased pressures on the Velasco Administration and led to its downfall. On August 29, 1975, a number of prominent military commanders initiated a coup in the southern city of Tacna, nicknamed " El Tacnazo".
Juan Ramírez de Velasco Tucumán by Philip II of Spain to replace Hernando de Lerma. Ramírez served in the government of Tucuman between 1586-1593. In 1588 being the governor of Tucumán Juan Ramirez de Velasco made expeditions against the Indians in calchaquí valley and won the allegiance of a son of Juan Calchaquí. Shortly after he founded the city of Todos los Santos de la Nueva Rioja. In 1592 he founded the city of Madrid de las Juntas in the present department Metán. In 1594 Juan Ramírez Velasco was appointed commander of the Governorate of the Rio de la Plata a position he held