This textbook covers the main theoretical issues of international security analysis (definitions of basic notions/categories, methodological issues, description of concepts and theories), as well as practical and political aspects of the activities of world powers and key international organizations (UN, OSCE, EU, NATO, CSTO, SCO, etc.) in the areas of war and peace, conflict resolution and settlement, limitation and reduction of armaments, combating terrorism, and other contemporary threats and challenges to international security. The publication contains extensive analysis of facts/events, infographics, and a bibliography. It is addressed to researchers, graduate students, master 's students, postgraduate students, and anyone interested in international security issues.

The book for the first time discusses current and debatable problems of the theory of General international law in the framework of the requirements for graduate students of the Department of international law, the Main doctrinal provisions of the theory of international law are presented in the form of questions and answers ("catechism").