On 13 November 1984, a Soviet missile was launched from Kapustin Yar, east of Stalingrad. About forty minutes later an R-36M intercontinental ballistic missile blasted off from an underground silo in Kazakhstan. Known to Western intelligence experts as the SS-18 Satan missile, it was capable of carrying either a single 24-megaton warhead or eight independently targeted 600-kiloton warheads. The bomb that killed some 200,000 people at Hiroshima was just 12 kilotons.

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