Final answer:
The creation of nuclear weapons changed diplomacy and contributed to the Cold War since the U.S. and the U.S.S.R. wanted to avoid nuclear war.
Step-by-step explanation:
The correct answer is D. The creation of nuclear weapons changed diplomacy and contributed to the Cold War since the U.S. and the U.S.S.R. wanted to avoid nuclear war.
The development of nuclear weapons during World War II significantly altered the balance of power and the way nations interacted with each other. The United States and the Soviet Union, both possessing nuclear weapons, engaged in a standoff known as the Cold War, characterized by political, economic, and military tension.
The desire to prevent nuclear war and the fear of mutually assured destruction influenced many diplomatic decisions and strategies during this period.
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