Leaders from 32 newly independent African states gathered in Addis Ababa, Ethiopia, to found the Organization of African Unity, a bold statement of Pan-African solidarity amid decolonization. The OAU aimed to eradicate remaining colonialism, promote unity, and mediate disputes between member states. It laid groundwork for the African Union, established in 2002.
In the early 1960s, Africa was shedding colonial rule at a dizzying pace, and its new leaders faced the question of how to organize a fractured continent still scarred by borders drawn in European boardrooms. On May 25, 1963, heads of state from 32 African nations convened in Addis Ababa, Ethiopia, under the guidance of figures like Ethiopia's Emperor Haile Selassie and Ghana's Kwame Nkrumah, to sign the charter creating the Organization of African Unity.
The founders debated fiercely between Nkrumah's vision of immediate continental federation and more moderate leaders who favored a looser confederation respecting existing state sovereignty. The moderates won, producing an organization focused on cooperation, anti-colonial solidarity, and non-interference rather than political union.
The OAU went on to support liberation movements from Portuguese colonies to apartheid South Africa, mediate border conflicts, and give African nations a unified diplomatic voice at the United Nations. Though often criticized for tolerating authoritarian member governments, it represented an unprecedented assertion of African self-determination. The date is now celebrated annually as Africa Day across the continent.
Key people: Haile Selassie, Kwame Nkrumah