english: In the late 1940s, '50s, many people were convinced that sooner or later the Cold War will end in a nuclear catastrophe, destroying human civilization.
non_english: Kasnih 1940-ih, '50-ih, mnogi ljudi su bili ubeđeni da će se pre ili kasnije Hladni rat završiti nukleranom katastrofom, koja će da uništi ljudsku civilizaciju.