"Since 1960" . . "International relations." . . . . "International politics." . . "Afrique" . . . . . . . . "On behalf of Africa : speeches made by the President of the People's Republic of Congo while President of the Organization of African unity, July 1986-July 1987" . . . . . . "On behalf of Africa : speeches made by the President of the People's Republic of the Congo while President of the Organization of African Unity, July 1986-July 1987" . . . . . . . . "Africa" . .