Why was the US fearful of the soviet union in the cold war

To Protect Democracy This was the second biggest reason why was the United States unable to avoid entering a Cold War with the Soviet Union. Obviously, you know that the Union of Soviet Russia was a Communist nation; where there was no Democracy existed.

As World War II was ending, the Cold War erupted. This was an undeclared war between the Soviet Union and the United States. ... Americans feared that the Soviet Union hoped to spread communism all over the world, overthrowing both democratic and capitalist institutions as it went.

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increasing defense spending.

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