How did the Cold War and the atomic bomb change American society and culture?

In August 1945 the USA detonated two atomic bombs over the Japanese cities of Hiroshima and Nagasaki. The intention was to force Japan to surrender, thus avoiding a long war in the Pacific. This action had the added potential of pressurizing the USSR into negotiating over Eastern Europe and Germany. The development of the atomic bomb caused friction between the Soviet Union and the United States. The US had hoped that the atomic bomb would be a strong negotiating card to use with the Soviet Union. It had more significant potential.

Explanation:

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warfare was the primary means of cultural transmission in both regions.