Why did a Cold War exist?

The long-term causes of the Cold War are clear. Western democracies had always been hostile to the idea of a communist state. The United States had refused recognition to the USSR for 16 years after the Bolshevik takeover. Domestic fears of communism erupted in a Red Scare in America in the early Twenties.

i am 99% sure that the increase of goods was because of nafta nafta stands for the north american free trade agreement to lift tariffs