The book for the first time comprehensively examines the foreign policy and military relations of the Russian state and Tatar independent states (Golden Horde, Kazan, Astrakhan, Siberian Khanates and Nogai Horde) in the XIII-XVI centuries. (1238-1598). Many new facts and other historical information are reported, in particular, for the first time, chronological tables of the rule of all khans in all Tatar states are given. The book is of interest both to orientalists, historians, international lawyers, diplomats, and to everyone interested in Islam and the history of the Tatar people.