World War I reference library

Covers major topics related to the period, including the roots of the war; causes of U.S. involvement; the Espionage Act and Sedition Act; weapons of mass destruction; and more. Profiles the major players of the period, including Woodrow Wilson, Kaiser Wilhelm II, John Pershing, and Henri-Philippe Petain. Presents full or excerpted primary source materials, including diaries, speeches, letters, journals and memoirs.