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August 5th, 1963 Three of the four nuclear powers sign a limited treaty that bans most, but not all, nuclear weapons testing.
The 1963 treaty only banned "Atmospheric" tests (in the air, space, and underwater) not "most". Testing just moved underground and continued at about the same pace, maybe even faster for a while.
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Continue Learning about Military History
What country was the first to start testing nuclear weapons?
The US was the first to start testing nuclear weapons
When was the nuclear testing held in Maralinga?
1943
Where was testing of nuclear weapons not banned according to the Nuclear Test Ban Treaty signed in 1963?
underground
Who started nuclear testing?
The US performed the first nuclear weapon test on July 16, 1945.
Where was testing of nuclear weapons was not banned according to the nuclear test ban treaty signed in 1963?
underground
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