<span>It was a postwar rivalry between the United States and the Soviet Union, as well as each of their allies.No direct battle occurred between the Soviet Union and the United States during the Cold War.<span>During the Cold War, there was a nuclear arms race between the United States and the Soviet Union.</span></span>
Answer: it’s essential because it can get rid of laws that are unconstitutional and breaks the rights of the people. And it’s a important role of the checks and balance system.