A) U Thant
B) Dag Hammarskjold
C) Kurt Waldheim
D) Trygive lie<
Founded: October 24, 1945, San Francisco, California, United States
Headquarters: New York, New York, United States
Secretary general: António Guterres (Current)
A) U Thant
B) Dag Hammarskjold
C) Kurt Waldheim
D) Trygive lie<