The dangers involved are now on clear display in the escalating crisis in North Korea as the United States seeks to strike a delicate balance between deterring an unknown adversary and reassuring a nervous ally. What's more, the drama plays out in full view of an international audience, some of whom are watching for clues about the utility of nuclear weapons in the 21st Century.
On 5 October 1962, two culturally momentous events took place on the same day. No-one at the time would have possessed the foresight to scan ahead 50 years, and envision the impact these two titans might have upon the world; how could they? It was just another movie release, and just another debut single from a rhythm and blues band. Except, of course, that movie was a certain 'Dr No'; and that song was 'Love Me Do' by The Beatles.