SIERRA LEONE Prime minister Milton Margai 1895-1964 Prime minister 1958-64 Albert Margai 1910-1980 Prime minister 1964-67 Siaka Stevens 1905-1988 Prime minister 1967 David Lansana 1922-1975 Prime minister 1967 Ambrose Patrick Genda 1927 Prime minister 1967 Andrew Juxon-Smith 1933-1970 Prime minister 1967-68 Patrick Conteh Prime minister 1968 Siaka Stevens 1905-1988 Prime minister 1968-71 Sorie Ibrahim Koroma 1930 Prime minister 1971-75 Christian A. Kamara-Taylor 1917-85 Prime minister 1975-78 John Benjamin 1952 Prime minister 1992 Solomon A. J. Musa 19..-1998 Prime minister 1992-93 Julius Maada Bio 1964 Prime minister 1993-95 Akim A. Gibril 1946 Prime minister 1995-96