The head of the African Union's Peace and Security Council, Samil Chergui, said today the move came after the council urged heads of state to endorse the deployment of troops from five West African countries to fight the terror group.
African leaders who are members of the 54-nation African Union are meeting in the Ethiopian capital Addis Ababa for a two-day summit that ends today.
UN Secretary General Ban Ki Moon earlier said he support the AU's move to send a force to fight Boko Haram.