United Nations
Encyclopedia article; The Columbia Encyclopedia, Sixth Edition, 2009
...Cuellar (1982 91), Boutros Boutros-Ghali (1992 96), Kofi Annan (1997 2006), and Ban Ki-Moon (2007 ). (See also the...the reelection of Boutros-Ghali as secretary-general. Kofi Annan, who succeeded Boutros-Ghali in 1997, worked to streamline...