The book of Doctor of Historical Sciences I. G. Usachev, extraordinary ¬ of the tea and plenipotentiary ambassador of the USSR, is written in the genre ¬ political biography. Its main character is John Foster Dulles, a well ¬ known American diplomat who was involved in the formation of US foreign policy in the 20th century. The book is written on the basis of a wide range of sources, Soviet and foreign, as well as personal impressions of the author, who worked for many years at the UN and had the opportunity to personally observe the activities of Dulles.