Truman's decision to use atomic weapons, the Cold War arms race, and the development of hydrogen bombs are key historical events related to the topic of nuclear weapons.
Truman decided to use atomic weapons as a means to end the war quickly, particularly to avoid a full-scale invasion of Japan. This decision was controversial, with some arguing that Japan was on the brink of surrender. The development of more powerful hydrogen bombs during the Cold War era led to an arms race between the United States and the Soviet Union, escalating tensions.
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