The article analyzes Ukraine’s participation in peacekeeping missions of international organizations, particularly the United Nations and the North Atlantic Treaty Organization. The purpose of the article is to examine Ukraine’s influence on peacekeeping processes, with a focus on legislative changes and initiatives aimed at strengthening international law and the protection of peacekeepers. Key issues requiring further development are identified, such as the need for improved strategic planning and legislative development. The article focuses on global changes in international relations caused by globalization processes and identifies the role of international organizations in preventive measures and conflict resolution. Ukraine’s contribution to peacekeeping operations since its declaration of independence includes initiatives aimed at enhancing the UN’s peacekeeping capacity and changes in legislation regulating the country’s participation in international peacekeeping operations. The article emphasizes the importance of the experience gained by Ukrainian military personnel during their participation in peacekeeping missions for maintaining the combat readiness of the Armed Forces of Ukraine, and highlights the financial aspects of the country’s participation in international peacekeeping operations. It identifies the need to further expand the civilian component in peacekeeping activities and focuses on the importance of involving qualified police and legal personnel, particularly through the improvement of the national training system for specialists and the creation of a national peacekeepers’ registry. Ukraine’s participation in peacekeeping operations of international organizations like the UN and NATO enhances the country’s international image, develops its defense capabilities and military experience, and creates new opportunities for international cooperation in ensuring global security. The conclusions of the article underline the strategic importance of peacekeeping activities for strengthening Ukraine’s international status and supporting its Euro-Atlantic integration.