Question

what made cold war remain cold​

Answer 1

The main enemies were the United States and the Soviet Union. The Cold War got its name because both sides were afraid of fighting each other directly. In a "hot war," nuclear weapons might destroy everything.

Answer 2

Cold war remain cold and did not turn hot due to "LOGIC OF DETERRENCE". It prevents countries from mutual destruction that causes war. As a result of logic of deterrence, countries became rational and responsible actors.