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  1. World War I: Summary, Causes & Facts | HISTORY

    Oct 29, 2009 · World War I started in 1914, after the assassination of Archduke Franz Ferdinand, and ended in 1918. During the confl...

  2. World War I: Causes and Timeline | HISTORY

    World War I was fought from 1914 to 1918. Learn more about World War I combatants, battles and generals, and what cau...

  3. 8 Events that Led to World War I - HISTORY

    Apr 6, 2021 · Imperialism, nationalistic pride and mutual alliances all played a part in building tensions that would erupt into war.

  4. Armistice Day: World War I ends | November 11, 1918 | HISTORY

    Mar 10, 2010 · At the 11th hour on the 11th day of the 11th month of 1918, World War I ends. At 5 a.m. that morning, Germany signed ...

  5. Why Did the US Enter World War I? | HISTORY

    Apr 6, 2017 · The United States entered World War I in 1917, following the sinking of the British ocean liner Lusitania and the sho...

  6. Why World War I Ended With an Armistice Instead of a Surrender

    Oct 31, 2018 · On the 11th hour of the 11th day of the 11th month of 1918, fighting in World War I halted-but it would not be until ...

  7. Woodrow Wilson - Presidency, Facts & Foreign Policy - HISTORY

    Oct 29, 2009 · Woodrow Wilson (1856-1924), the 28th U.S. president, served in office from 1913 to 1921 and led America through World War I (1914-1918). Remembered as an advocate for …

  8. Germany declares war on France | August 3, 1914 | HISTORY

    Nov 5, 2009 · On the afternoon of August 3, 1914, two days after declaring war on Russia, Germany declares war on France, moving ah...

  9. First World War begins to escalate | August 1, 1914 | HISTORY

    Feb 9, 2010 · On August 1, 1914, four days after Austria-Hungary declared war on Serbia, Germany declares war on Russia and France orders a general mobilization. The following day, …

  10. How German U-Boats Were Used in WWI—And Perfected in WWII

    Mar 21, 2022 · After terrorizing trans-Atlantic ships in World War I, German U-boats grew even more fearsome in World War II.