Respuesta :
The Answer is D. The Soviets detonated their first atomic bomb in 1949.
After The Soviets detonated their first atomic bomb in 1949 the United States and the Soviet Union enter a nuclear arms race.
The answer is option D.
How did the United States respond after the Soviet Union detonated an atomic bomb?
Years ahead of what individuals notion viable, the Soviets had exploded a nuclear weapon. Truman reacted by means of requesting an extensive re-evaluation of the USA's cold warfare guidelines by the countrywide security Council.
First of all, most effective the USA possessed atomic guns, but in 1949 the Soviet Union exploded an atomic bomb and the hand race commenced. Both countries continued building greater and bigger bombs. In 1952, the US tested a brand new and greater powerful weapon: the hydrogen bomb.
Learn more about nuclear weapons here: https://brainly.com/question/16525651
#SPJ2