Because everybody was in a gang. You also have the concept of mutual assured destruction or brinkmanship. Why wasn't there a war? Because everybody was packing. Everybody had nuclear weapons and nobody wanted to use them out of fear there would be retribution of weapons coming at them. And the Cold War went on from 1945 to like 1991. For those 50 or 60 years, everything in society is being defined by the Cold War.