Sarki, Usman. “The United Nations at 80 Years of Existence: The Achievements and Challenges in Global Peace and Security in the 21st Century”. Journal of Contemporary International Relations and Diplomacy 6, no. 1 (July 1, 2025): 117–138. Accessed August 10, 2025. https://mail.journals.abuad.edu.ng/index.php/jcird/article/view/1578.