 Complete the following phrase:  The Cold War ended without the destructive final global war that had often been envisioned in popular culture, and the publics fears of World War III were allayed. On the other hand, the previously-classified Stanislav Petrov incident of 1983 seemed to imply that the risk of accidental nuclear war because of technical malfunction was greater than had previously been anticipated. The theme of nuclear armageddon launched by military artificial intelligence computer systems without human decision was explored in the 1991 blockbuster movie . In the early 1990s and the 