During which U.S. presidency did the nuclear arms race begin?

Question

Responses
A Harry S. TrumanHarry S. Truman
B Ronald ReaganRonald Reagan
C Dwight EisenhowerDwight Eisenhower
D Franklin D. Roosevelt

Answer 1

A. Harry S. Truman

The nuclear arms race began in the aftermath of World War II, during Harry S. Truman's presidency, particularly with the development and testing of nuclear weapons by the United States and the subsequent emergence of the Soviet Union as a nuclear power.