After the Argentine coup d’état on 24th March 1976, repression against the Montoneros political organisation intensified, as its armed guerrilla movement became increasingly fragmented. 

Agustín Goiburú Jiménez was a Paraguayan doctor and political leader of the Movimiento Popular Colorado (Colorado Popular Movement, MOPOCO) and a firm opponent to the dictatorship of Alfredo Stoesser.

On 21st September 1976, former Chilean ambassador Orlando Letelier was on a car journey with his American colleague from the Institute for Policy Studies, Ronni Moffitt, and her husband, Michael Moffitt, when a bomb, which had been previously placed underneath his vehicle, exploded.

The Partido por la Victoria del Pueblo (Party for the Victory of the People) was founded by Uruguayan exiles in Argentina in 1975. The Party’s militants came from the Federación Anarquista del Uruguay (Anarchical Federation of Uruguay), the Resistencia Obrero Estudiantil (Workers’ and Students’ Resistance, ROE) and the Organización Popular Revolucionaria (Popular Revolutionary Organisation, OPR-33).

On 24th March 1976, the Commanders of the Argentine Armed Forces led a coup d’état against the constitutional government under the then president, María Martínez de Perón, who had assumed the position since July 1974, following the death of Juan Domingo Perón.

The meeting which established Operation Condor took place at the end of November 1975 in Santiago (Chile). The invitations were sent by Manuel Contreras, the Head of the Chilean Dirección de Inteligencia Nacional (Directorate of National Intelligence, DINA). One of these invitations was recovered from the Paraguayan Archives of Terror.

In mid-May 1975, Chilean Jorge Isaac Fuentes Alarcón, who was a member of the Central Committee member of the Movimiento de Izquierda Revolucionaria (Revolutionary Left Movement, MIR), left Buenos Aires and headed for Paraguay, accompanied by

On 20th December 1974, five members of the Movimiento de Liberación Nacional-Tupamaros (National Liberation Movement-Tupamaros, MLN-T) were assassinated close to the small city of Soca (Canelones Department, Uruguay).

Between 27th February and 4th March 1974, a meeting took place in Buenos Aires between the heads of the region’s police forces. During the meeting, it was agreed that the Argentine Federal Police would cooperate with its counterparts in Bolivia, Chile, Paraguay and Uruguay. During this summit of police authorities, the attendees shared their experience with the aim of deepening their joint participation in antisubversive operations.