C, A, D, B, E

Mr Guterres' predecessors as Secretary-General were: Ban Ki-moon (Korea) who served from January 2007 to December 2016; Kofi Annan (Ghana) who held office from January 1997 to December 2006; Boutros Boutros-Ghali (Egypt), who held office from January 1992 to December 1996; Javier Pèrez de Cuèllar (Peru), who served from January 1982 to December 1991; Kurt Waldheim (Austria), who held office from January 1972 to December 1981; U Thant (Burma, now Myanmar), who served from November 1961, when he was appointed acting Secretary-General (he was formally appointed Secretary-General in November 1962) to December 1971; Dag Hammarskjöld (Sweden), who served from April 1953 until his death in a plane crash in Africa in September 1961; and Trygve Lie (Norway), who held office from February 1946 to his resignation in November 1952