What happened on september 2, 1949, that caused a sudden change in u. s.-soviet relations?

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Ally Marks

27 November, 20:59

What happened on september 2, 1949, that caused a sudden change in u. s.-soviet relations?

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Ezra · Answer 1

September 2, 1949, that created a sudden change in U. S. - Soviet relations is the Soviet Union set off a nuclear bomb. The Soviet venture to build up a nuclear bomb was a top mystery innovative work program started amid World War II in the wake of the Soviet Union's disclosure of the American, British, and Canadian atomic venture.