History of the United States II / Unit 14 USH2 1958 short lesson, about 20 seconds
The Test Ban Treaty
Captions available
The idea
In July nineteen sixty-three the United States, the Soviet Union and Britain approved a treaty halting nuclear tests in the atmosphere, in outer space and under water, Digital History records.
In practice
An agreement reached nine months after the missile crisis.
Where people slip
The treaty's three settings left underground testing outside its terms.
Your place on the trail
Every lesson rests on earlier ones and opens later ones. Tap any to jump.
Builds on
Unlocks
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