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".
Provisional Revolutionary Government of the Republic of South Vietnam National, Democratic and Peace Forces, the People's Revolutionary Party (the South Vietnamese communist party) and "the usual assortment of mass organizations, ethnic groups, and geopolitical regions." Banners displayed prominently at the convention proclaimed that "South Vietnam is independent, democratic, peaceful, and neutral". The PRG reflected a number of nationalist, anti-imperialist and communist political viewpoints, including those of the Vietnam Workers Party (the North Vietnamese communist party). Following the military and political results of the 1968 Tet Offensive and related military offensives in the South, in which the Vietcong suffered serious military losses, the PRG was envisioned as a political counter-force