THE UNITED NATIONS AND MAINTENANCE OF GLOBAL PEACE AND SECURITY A STUDY OF RUSSIA-UKRAINE WAR

Subsequent to the dissolution of the Soviet Union on 26 December 1991, the cold war era were terminated. This ushered the world into the post-cold war era. The post-cold cold war era saw the period of rapid advancement in science and technology. New security challenges began to emerge. Despite the United Nations changing strategy to meet up with the new peace and security challenges, achieving international peace and security is still not child’s play since after the cold war. This study examines United Nations and maintenance of global peace using Russia- Ukraine as case study. era. This is a descriptive study and as well a qualitative design. Sources and methods of data collection were published online and hardcopy materials and realist theory of power and collective security served as a framework for analysis. Findings revealed that lack of proactive measure by the UN and weak leadership are the major factors responsible for the Russia-Ukraine war. The study recommended that the United Nations Charter needs to be revisited, so as to curtail impartiality in the international system and reinstall transparency and inclusiveness as such will go a long way to ensure international peace and security. Additionally, the use of force in the UN peacekeeping missions in the post-cold war era should be suspended and other more diplomatic instruments should be employed in the United Nations struggle to ensure international peace and security.