Previous military policies had created massive killings throughout long years on a war of aggression. Brinkmanship, as showed in history was used to let another country stop its war through massive retaliation. It is a more dangerous option to use nuclear weapons as a sign of power and capability to kill more people including civilians in a fast mode.
D. Many new businesses and jobs were created
Democracy:
People choose their leaders.
Laws are framed to protect the civil rights of the people.
Communism:
People have no say in the government
The government controls the social and cultural life of people.
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The 1940 Smith Act made it an offense to advocate or belong to a group that advocated the violent overthrow of the government.