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2016-02-02T13:45:34+05:30
After World War II, he served as Executive Secretary of the Preparatory Commission of the United Nations in August 1945, being appointed Acting United Nations Secretary-General from October 1945 to February 1946 until the appointment of the first Secretary-GeneralTrygve Lie.

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2016-02-02T13:46:37+05:30
Trygve Lie was the first secretary general of uno

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