This book is devoted to the history of the Cold War, the leaders of which were two great powers - the USA and the USSR. After the end of the war, when the former military allies became leaders of the bipolar world, Soviet-American relations determined the development of international relations. A confrontation unfolded between them under irreconcilable ideological slogans. The author pays special attention to the nuclear arms race and the confrontation between the USA and the USSR in regional conflicts in 1945-1991. For students, graduate students, teachers and everyone interested in the history of international relations.