What was the most dangerous moment of the arms race?

In the Cold War period of recent history, stretching from the 1950s into the 1990s, a variety of especially dangerous moments may be identified. What is most widely considered to be the most dangerous moment came in the 1962 Cuban Missile Crisis. For thirteen tense days, the United States squared off against Cuba and the Soviet Union in what many thought would be the "spark-event" that would light global nuclear war.