Chapter one is 1949 to 1991, when the Soviet Union broke up, and what we were dealing with, at that point and through those years, was a superpowers' nuclear arms race.
Первая — о периоде с 1949 по 1991 год, год развала СССР. В те годы мы имели дело с гонкой ядерных вооружений между двумя сверхдержавами.