The article analyzes the features of contemporary international relations; which is characterized by dramatic changes in the international security environment. Aggressive actions of the Russian Federation led to the destruction of the existing world order. In these challenging conditions Ukraine defines new tasks and prospects of its internal and external development through transforming relationships with leading centers of power. Today it has become clear in order to ensure the national security the government should cooperate with other nations and countries. It is essential to find a rational combination of value and national security systems with participation in the collective international security structures. The author justifies the view that to strengthen democratic institutions; the main foreign policy priority should be aimed at the effective implementation of the strategy of European integration and the inclusion of Ukraine to Euro-Atlantic security system for the preservation of political and economic sovereignty. There is no alternative to a course of European and Euro-Atlantic integration and convergence with Western standards of democracy; rights; social and economic development will be the main guarantee of the further progressive development of the Ukrainian state.