How did military dictatorships in Brazil Chile and Argentina use state terrorism against their populations?

Military dictatorships in Brazil (1964–85), Chile (1973–90), and Argentina (1976–83) utilized state terrorism as a systematic tool to eliminate perceived political threats and enforce control over their populations. These regimes operated under the principle of establishment terrorism, employing clandestine violence to suppress dissent while often disavowing their actions to evade accountability.1

Common Tactics of State Terrorism

Across these nations, the military regimes employed similar mechanisms of repression:
* Extrajudicial Violence: Security forces frequently utilized torture, psychological abuse, and arbitrary detention to break opposition.234
* Enforced Disappearances: A hallmark of these regimes was the abduction of citizens—often referred to as desaparecidos—who were taken to clandestine centers and never seen again.24
* Censorship and Fear: Regimes imposed strict censorship, curfews, and surveillance to stifle political activity, labor organizations, and student movements.245
* Targeting of Civilians: Repression extended beyond armed militants to include intellectuals, artists, religious figures, and trade unionists who advocated for social justice or criticized the government.26

Country-Specific Contexts

• Argentina: The "Dirty War" involved the systematic abduction of tens of thousands, including the theft of infants born to detained women, who were then placed with families connected to the military.25
• Chile: Following the 1973 coup, the regime of Augusto Pinochet dismantled democratic institutions, outlawed left-wing parties, and engaged in widespread human rights abuses.36
• Brazil: The military government relied on arbitrary detention and torture, as documented in reports like Brasil: Nunca Mais, while maintaining a facade of order until the transition to civilian rule in the 1980s.4

These regimes fundamentally violated the ethical principle of the right to life and personal security, using the state’s monopoly on violence to terrorize their own citizens into submission.17