Nigeria's Role in Shaping the Development of International Organizations in Africa: An In-Depth Analysis of the African Union

This study examines Nigeria's role in shaping the African Union (AU) using structural functionalism theory, analyzing its impact on the AU's formation, maintenance, and evolution through diplomatic actions, financial support, and strategic leadership. Key contributions include Nigeria's pivotal role in the OAU-AU transition, consistent financial support, leadership in establishing NEPAD, participation in peacekeeping missions, and advocacy for the African Standby Force. Using secondary data from scholarly sources and official documents, the research highlights Nigeria's commitment to regional integration, peace, and socioeconomic growth in Africa. Findings demonstrate Nigeria's significant influence on the AU's operational dynamics and policy frameworks, including its stance on unconstitutional government changes and contributions to AfCFTA negotiations, underscoring Nigeria's critical role in shaping the AU into a more effective regional institution.