Rocket "Satan" (Russia). A missile with the most powerful nuclear charge in the world and a maximum range of 16,000 km. Hit a dozen of these missiles were capable of destroying 80 percent of the industrial US potential. They were located in the mines and were built in such a way that they could be launched even after a pinpoint nuclear strike on the area where the missiles are located. During Cold War, the USSR also created the “Perimeter” system, which guarantees automatic inflicting a powerful retaliatory strike on the enemy, even in the event of the destruction of the leadership country and the defeat of all communication systems, 2019