YAHOO March 22, 2022

The Smaller Bombs That Could Turn Ukraine Into a Nuclear War Zone

In destructive power, the behemoths of the Cold War dwarfed the U.S. atomic bomb that destroyed Hiroshima. Washington’s biggest test blast was 1,000 times as large. Moscow’s was 3,000 times. On both sides, the idea was to deter strikes with threats of vast retaliation — with mutual assured destruction. The psychological bar was so high that nuclear strikes came to be seen as unthinkable.

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