ONU

Secretario General ONU

August 31, 1945 - 05/10/2014

September, 1945 - January 31, 1946

October 24, 1945

February 1, 1946 - November 1952

April 7, 1953 - September 18, 1961

November 30, 1961 - December 31, 1971

January 1, 1972 - December 31, 1981

January 1, 1982 - December 31, 1991

January 1, 1992 - December 31, 1996

January 1, 1997 - December 31, 2006

January 1, 2007 - 05/10/2014