The main purpose of the dissertation is to study the history of the political life of the Tajik people as part of the Kokand Khanate, as well as to consider social, ethnic, political, diplomatic processes during the formation, heyday and decline of the Kokand Khanate. In the course of the study, to show the dynamics, evolution and transformation of social, ethnic and political processes in the Kokand Khanate, diplomatic relations of the Kokand Khanate with neighboring states and the active role of Tajiks and other ethnic groups living in the Kokand Khanate in it.