This man served his highest position between Trygve Lie and U Thant.
Rishikesh Shaha was appointed the head of a committee to investigate this man's death. This man's father led the "hunger-shield" government during World War I and was a delegate to the Hague Peace Conference. W. H. Auden and Jimmy Carter both provided forewords for this man's spiritual diary, Markings. This man presided over the founding of the Emergency Force. He became the only man to win a (*) posthumous Nobel Peace Prize after he was killed on a visit to Moise Tshombe in Northern Rhodesia. This man served his highest position between Trygve Lie and U Thant. For 10 points, name this Swedish-born Secretary-General of the United Nations.
Rishikesh Shaha was appointed the head of a committee to investigate this man's death.
Dag Hjalmar Agne Carl Hammarskjold