The Able Archer 83 exercise in November 1983, a realistic simulation of a coordinated NATO nuclear release, was perhaps the most dangerous moment since the Cuban Missile Crisis, as the Soviet leadership feared that a nuclear attack might be imminent.
Exercițiul militar Able Archer 83 (noiembrie 1983), o simulare realistă a unei lovituri nucleare a NATO, a fost numit cel mai periculos moment de la criza rachetelor cubaneze, deoarece conducerea sovietică l-a urmărit cu îngrijorare, considerând că un atac nuclear este iminent.