Languages: French (official), Lingala (lingua franca trade language), Kingwana, Kikongo, Tshiluba
Religions: Roman Catholic 50%, Protestant 20%, Kimbanguist 10%, Muslim 10%, other (includes syncretic sects and indigenous beliefs) 10%
Alternate names: Belgian Congo, Belgisch Congo, Belgisch Kongo, Congo Belge, Congo Free State, Federal Republic of the Congo, Federation of the Congo, Republic of Zaire, République Démocratique du Congo, République du Zaïre, Zaire
Government type: semi-presidential republic
Leaders: chief of state: President Joseph KABILA; head of government: Prime Minister Samy BADIBANGA Ntita