Answer:
The Cold War is so important a part of American history because it so directly affected the United States and because the United States was one of two major global powers involved in a protracted stand-off the consequences of which could have been nuclear war and the deaths of hundreds of millions of people. That is pretty significant.
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#ViolentJax
Congress because it’s the only part of The government that can make new laws or change existing laws.
People who live in the authoritarian system do not have an effective way to restrain the power of the rulers
The people can get angry with the choises the government make and can over run the system.