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U.s uses atmic bombs on japan to end WWII. -
berlin blockade and airlift -
USSR tests first nuclear weapon. -
U.S. tests first hydogen bomb. -
able archer and the war scare. -
the Soviets launched Sputnik, the world’s first artificial satellite. Average Americans could turn on their AM radios and hear Sputnik transmit its beeping signal. -
the US and the USSR avoided direct warfare by backing the opposing governments and forces. -
RDS-220 was the largest nuclear weapon ever built. Designed as a 100 megaton hydrogen bomb, its yield was reduced by 50% when it was tested. -
The Cuban Missile Crisis prompted the US and USSR to set up a direct line of communication between the two countries to enable rapid and direct communication between them in crisis situations which might impact the security of either country -
NATO was conducting what it considered a routine exercise named Able Archer, a simulation designed to train and test the procedures for shifting from conventional to nuclear war.