The article is devoted to the study of the influence of the nuclear factor on the priority directions, the process of formation and ways of realization of the foreign policy course of Ukraine. The authors investigated the theoretical and methodological principles of the influence of the nuclear factor on the foreign policy of Ukraine. Comparison of various scientific approaches and sources of information allows to generalize and systematize the views of scientists on the problem being studied. The foreign policy of Ukraine in foreign and domestic historical and political thought of the studied period was analyzed. The concepts and approaches to the study of the nuclear factor were singled out. The preconditions of the decision on Ukraine's nuclear disarmament were highlighted. The authors identified the impact of the nuclear factor on Ukraine's foreign policy and emphasized the importance of further research on the topic, given the current problems of implementation and realization of foreign policy of Ukraine.
