The training manual provides systematic approaches to assessing nuclear weapons as a factor in the modern international environment in achieving and maintaining stability and balance of power. Problematic aspects of the negotiation process in the preparation and conclusion of interstate agreements on the limitation and reduction of nuclear weapons are presented. Attention is paid to nuclear weapons as a resource component in ensuring international security. For undergraduate and graduate students studying in the areas of training "International Relations," "International Security," "Management of Military Units and Formations" in the development of the disciplines "Modern International Relations," "Military Problems of National Security."