African Union meets
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Fifty years of the African Union

25 May 2013 Last updated at 12:43 BST

Heads of state from across Africa are in Addis Ababa to mark the 50th anniversary of the African Union.

In 1963, leaders met in the Ethiopian capital to establish a body, then known as the Organisation of African Unity, to discuss common defence, foreign and economic policies.

Gabriel Gatehouse reports.