After African states obtained their independence, the artificial and poorly demarcated borders of many countries were considered the most potent source of conflict and political instability. This resulted in heated debates on whether to revise or maintain the colonial borders, hence the research question seeks to explore the effectiveness of the African Union in resolving ethnic border conflicts and how it can be an effective tool towards resolving the aforementioned conflicts. Furthermore, what can be improved as well as new measures which can be implemented to curb these conflicts?