The United States entered into World War I in April 1917, more than two and a half years after the war began in Europe. Apart from an Anglophile element...

Austro-Hungarian entry into World War I British entry into World War I German entry into World War I Russian entry into World War I Ottoman entry into World War I American...

of World War I Historiography of the causes of World War I American entry into World War I Austro-Hungarian entry into World War I British entry into World...

Germany entered into World War I on August 1, 1914, when it declared war on Russia. In accordance with its war plan, it ignored Russia and moved first...

The Russian Empire's entry into World War I unfolded gradually in the days leading up to July 28, 1914. The sequence of events began with Austria-Hungary's...

The Ottoman Empire's entry into World War I began when two recently purchased ships of its navy, which were still crewed by German sailors and commanded...

World War I July Crisis Diplomatic history of World War I Color book American entry into World War I French entry into World War I German entry into World...

entry into World War I German entry into World War I Ottoman entry into World War I Russian entry into World War I Allies of World War I Triple Entente...

opposition to Russian expansion. The alliance facilitated Japanese entry into World War I, but did not require Japan to do so. William Howard Taft in August...

There was substantial public opposition to U.S. entry into the war. The American entry into World War I came on April 6, 1917, after a year long effort...

Pancho Villa punitive expedition, just over a year before American involvement in World War I began. The star was painted only on the vertical tail, in...

general. This trend began at least fifty years prior to World War I during the American Civil War of 1861–1865, and continued through many smaller conflicts...

after the American entry into World War I, joining the all-black New York National Guard 15th Infantry Regiment, which, when mustered into Federal service...

submarine U-27 off Crete; 59 Japanese sailors died. With the American entry into World War I on 6 April 1917, the United States and Japan found themselves...

America at War: Public Opinion During Wartime, from World War II to Iraq. University of Chicago Press. ISBN 9780226043586. American Entry into World War...

World War II Diplomatic history of World War I American entry into World War I Austro-Hungarian entry into World War I British entry into World War I...

the British Empire from 1895 to 1915, the two decades before American entry into World War I. The convergence was noted by statesmen and scholars of the...

Observer's badge. There were 29 enlisted pilots before the American entry into World War I. The second enlisted aviator, William A. Lamkey, got a discharge...

British entry into World War I French entry into World War I German entry into World War I Italian entry into World War I Japanese entry into World War I Ottoman...

World War I or the First World War (28 July 1914 – 11 November 1918), also known as the Great War, was a global conflict between two coalitions: the Allies...

officially at war against the German Empire. American entry into World War I Declarations of war during World War I United Kingdom declaration of war upon Germany...

the American entry into World War I Selective Training and Service Act of 1940, enacted September 16, 1940, in preparation for the American entry into World...

Hains and Albert A. Michelson rejoined the military after American entry into World War I in 1917. By special act of Congress on August 29, 1916, he...

During World War I (1914–1918), belligerents from both the Allied Powers and Central Powers violated international criminal law, committing numerous war crimes...

World War I Diplomatic history of World War I American entry into World War I Austro-Hungarian entry into World War I British entry into World War I French...

of wars over the course of American history, with mixed results. Republicans supported Woodrow Wilson's call for American entry into World War I in 1917...

World War (28 July 1914 – 11 November 1918) who lived to 1999 or later, along with the last known veterans for countries that participated in the war...

was driven off by American warplanes. American entry into World War I Victory garden Woman's Land Army of America Effect of World War I on Children in the...

entry into World War I French entry into World War I Historiography of the causes of World War I Home front during World War I Belgium in World War I...

The development of tanks in World War I was a response to the stalemate that developed on the Western Front. Although vehicles that incorporated the basic...