Question

When was the Manhattan Project developed?

During the Cold War with the Soviet Union
O during the 1970s
O WWI era
O WWII era

Answer 1

The Manhattan Project was developed during the WWII era in the United States.

Step-by-step explanation:

The Manhattan Project was developed during the WWII era in the United States. It was a research and development project that aimed to create the first atomic bombs. The project started in 1939 and lasted throughout the war, with the first successful test of an atomic bomb conducted in July 1945.

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