How did the end of the cold war influence americans

The Cold War established the presence of an American eternal enemy, and politicians capitalized on this as a way to consolidate their own sense of power and control. The Cold War gave American politics and culture a clear and definable enemy that everyone could agree on. The Cold War became a driving force behind popular culture for decades. Themes such as nuclear war, dystopia, and espionage permeated film and literature, among other mediums.

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The Cold War became a driving force behind popular culture for decades

Explanation:

Despite civil protests, Cold war increased levels of military spending, and after Vietnam and Korean Wars the spending policy kept did not drop but kept the same budget.  As Trump and Vladimir Putin came to power, a similar policy followed for both sides retaking correspondant speheres of influence.

This was a major theme in the music, as many rock bands spoke against the government involvement abroad.

Media continued portraying the same stereotypes of Russian spies, and a potential threat coming from ex USSR countries.

Literature often also portrayed possible stages where conflict solved to post-apocalyptical worlds.

punish germany and keep it weak,

the answers is b.   environments.