Dag Hjalmar Agne Carl Hammarskjöld Biography, Dag Hjalmar Agne Carl Hammarskjöld Biography and Profile, United Nations, UN, Secretary-General of the United Nations

Dag Hjalmar Agne Carl Hammarskjöld was Secretary-General of the United Nations from 10 April 1953 until 18 September 1961 when he met his death in a plane accident while on a peace mission in the Congo. He was born on 29 July 1905 in Sweden. Read Dag Hjalmar Agne Carl Hammarskjöld Biography and Profile. Read more