Soviet Doomsday Device Former high-ranking members of the Soviet military and the Central Committee of the Communist Party in a series of interviews to the American defense contractor BDM admitted the existence of the Dead Hand in the early 1990s.
Although there were contradictory statements concerning its deployment but for all we know it is possibly still a fully operational nuclear- control system that can automatically trigger the launch of the Russian Intercontinental ballistic missiles (ICBMs) if a nuclear strike is detected by seismic, light, radioactivity and overpressure sensors, creating a fail-deadly deterrence.