Hammarskjöld Dag Hjalmar Agné Carl
Ham·mar·skjöld(hăm′ər-shōld′, -shəld, hä′mär-shœld′), Dag Hjalmar Agné Carl 1905-1961.
Swedish political leader and secretary-general of the United Nations (1953-1961) who increased the UN's influence through his peacekeeping efforts in Suez, Lebanon, and Congo. He won the 1961 Nobel Peace Prize posthumously.
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