Which term best describes trhe relationship between the United States and the Soviet Union during the cold war?

The Cold War is an era in international relations in recent history in which to rival superpowers confronted each other in a global fight for influence and hegemony, each representing opposed social, economic and political systems and worldviews. The United States defended

Western democratic values and institutions, and the ideology of capitalism and free markets. The Soviet Union had the goal to spread communism, it represented a system based on state property and a command economy, and the exclusive rule of the workers'vanguard, the Communist Party.