This resource presents comprehensive coverage of the World War I period. World War I: Almanac contains 12 chapters covering 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.

World War I: Biographies profiles 30 of the major players of the period, including Woodrow Wilson, Kaiser Wilhelm II, John Pershing, Henri-Philippe Petain and many others.

World War I: Primary Sources presents 33 full or excerpted primary source materials, including diaries, speeches, letters, journals and memoirs, that are related to the period. Other features of the set include maps, photos, a detailed chronology of events, sidebars featuring related information, an index, a glossary of "Words to Know," research and activity ideas, and a list of further reading sources.