During the Cold War, the United States and the Soviet Union competed in almost every arena: space, sports, and of course the military. Everything they competed in was designed to show the superiority of their respective systems. In 1972, one of the greatest cold war rivalries came to a head in Reykjavík, Iceland. It didn’t take place at a sporting event or on a battlefield. Rather, it took place over a period of two months on a chessboard. Learn more about your ad choices. Visit megaphone.fm/adchoices