HAMMARSKJOLD, HJALMAR ), Swedish statesman, was born at Tuna on Feb. 4, 1862. He studied at Uppsala, where in 1891 he was appointed professor of civil law. He became minister of justice in the Van Otter cabinet, holding this post from 1901-02, when he was appointed president of the Gota high court. In 1905 he was minister of education in the Lundeburg cabinet and also a delegate to the conference with Norway at Karlstad at the time of the dissolution of the union. He was Swedish minister in Copenhagen from 19o5-o7 when he became governor (landshording) of the province (lan) of Upp sala. He had been Swedish delegate at The Hague conferences in regard to private international law in 190o and 1904, and from 1904 was Swedish member of The Hague international board of arbitration. In 1907 he was Sweden's leading delegate to the Hague Peace Conference and in 1909 acted as president of the Franco-German board of arbitration in regard to the Casablanca affair. He presided in 1913 over the Franco-Italian arbitration court regarding the seizure of vessels during the Tripoli War. In Feb. 1914 he succeeded Staaff as prime minister, retaining this post during the `'World War until 1917 (see SWEDEN). Hammars kjold became a member of the Institut de Droit International and a curator of the Academie de Droit International at The Hague. In Dec. 1924 he was appointed by the Council of the League of Nations chairman of the commission relating to the codification of international law.