The article describes various aspects of development dynamics of the international political system in the XXI century. The aim of the work is to determine the current state of the structure of the international political system and to assess the prospects for its further development. The article analyses general regularities of development of the structure of the international political system. The author concludes that the present structure of the international political system is gradually transforming. Its basic elements are eclectic because the process of transformation is uneven and incomplete. Moreover, the nature of relations between the main actors undergoes fundamental changes. The global arena tends to experience a heating confrontation against the background of increased ties within clusters of regional and macroregional actors.