In 1968, Brazil’s military government convened the National Security Council to enact Institutional Act No. 5, ushering in the most violent period of the dictatorship. The meeting was recorded, but remained secret for decades. The filmmakers delved into the archives and now reveal the recordings.

After forty years of fighting Moscow, Washington won the Cold War, and NATO found a way to expand eastward; however, there was one loose end to the problem: Yugoslavia was not a satellite of the USSR…