 Among these were the 1954 Guatemalan coup d'état, 1964 Brazilian coup d'état, 1973 Chilean coup d'état and 1976 Argentine coup d'état.All of these coups were followed by United States-backed and sponsored right-wing military dictatorships as part of the United States government's Operation Condor.These authoritarian regimes committed several human rights violations including illegal detentions of political opponents, suspects of be one and/or their families, tortures, disappearances and child trafficking.