text: Previous Secretaries-General were:\n\nSir Gladwyn Jebb - United Kingdom - 1945-46\nTrygve Halvdan Lie - Norway - 1946-52\nDag Hammarskjöld - Sweden - 1953-61\nU Thant - Burma - 1961-71\nKurt Waldheim - Austria - 1972-81\nJavier Pérez de Cuéllar - Peru - 1982-91\nBoutros Boutros-Ghali - Egypt - 1992-96\nKofi Annan - Ghana - 1997-present (his term expires at the end of '06)