The Cuban Missile crisis brought the world to the brink of nuclear war. The two Superpowers almost obliterated the world. But the question remains whose fault was it that such a situation ever existed? The USA blamed the USSR and the USSR blamed the USA. I feel Soviets are to blame. There was also a movie based on this event from the US perspective called "13 Days". I feel the movie was historically accurate with a touch of Hollywood.
Post World War 2 saw 2 superpowers emerging trying to out do each other, the USA and the USSR. There were many close calls in the late 40's. …