David Hunter Miller was a U.S. lawyer and an expert on treaties who participated in the drafting of the covenant of the League of Nations

League of Nations

The League of Nations was an intergovernmental organization founded as a result of the Paris Peace Conference that ended the First World War. It was the first permanent international organization whose principal mission was to maintain world peace...

. He practiced law in New York City from 1911 to 1929, served on the Inquiry

The Inquiry

The Inquiry was a study group established in September 1917 by Woodrow Wilson to prepare materials for the peace negotiations following World War I. The group, composed of around 150 academics, was directed by presidential adviser Edward House and supervised directly by philosopher Sidney Mezes...

, a body of experts that collected data for the Paris Peace Conference

Paris Peace Conference, 1919

The Paris Peace Conference was the meeting of the Allied victors following the end of World War I to set the peace terms for the defeated Central Powers following the armistices of 1918. It took place in Paris in 1919 and involved diplomats from more than 32 countries and nationalities...

 (1917–1919), and was legal adviser to the American commission to the conference.

As an officer of the U.S. Department of State (1929–1944), Miller headed the U.S. delegation to the 1930 Hague Conference for the codification of international law

League of Nations Codification Conference, 1930

The League of Nations Codification Conference was a conference that was held in the Hague from March 13 to April 12, 1930, for the purpose of formulating accepted rules in international law to subjects that until then were not addressed thoroughly...

. His published works include My Diary at the Conference of Paris, with Documents (21 vol., 1924–26) and Treaties and Other International Acts of the United States of America (8 vol., 1931–1948).