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  1. World War I - Wikipedia

    The Bolsheviks signed an armistice followed by a separate peace shortly after their armed seizure of power. ^ Often abbreviated as WWI or WW1 ^ Only the Triple Alliance was a formal …

  2. World War I - Encyclopedia Britannica

    Dec 27, 2025 · 1914–1918 Quick Summary Ask the Chatbot Also known as: First World War, Great War, WWI

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

    Oct 29, 2009 · French soldiers in Verdun endure the horrors of trench warfare, a strategy that led to rampant disease, shell shock and mass casualties during WWI.

  4. About WWI - National WWI Museum and Memorial

    WWI Categories WWI Essentials Learn the essentials about World War I and understand the key events and impacts of the war.

  5. World War I: The Great War | World War I (1917 to 1918) | Serving: …

    So massive was the destruction wrought by this conflict that many thought it would be the war to end all wars--hence the eventual designation of it as “The Great War.” The United States had …

  6. World War I Timeline From 1914 to 1919 - ThoughtCo

    May 13, 2025 · World War I was sparked by the assassination of Archduke Franz Ferdinand in 1914. Find out what happened after that event in this WWI timeline.

  7. 1914-1918-Online. International Encyclopedia of the First World …

    Explore the comprehensive, peer-reviewed "1914-1918-online" encyclopedia. Access 1,600+ articles on WWI from global experts.

  8. World War I United States Military Records, 1917 to 1918

    Ohio, WWI Index and Return Cards, 1916-1920 - How to Use this Collection Oregon, World War I,County Military Service Records,1919-1920 - How to Use this Collection Oregon,World War I, …

  9. U.S. Army Order of Battle - World War I Document Archive

    U.S. Army Order of Battle WWI Document Archive > 1914 Documents > U.S. Army Order of Battle

  10. Sources for the Veteran’s database | World War 1 Veterans, …

    12. Lake County's Roll of Honor, Lake County Indiana WWI Article, Hammond Times, Wednesday, May 15, 1918 16. Rainbow Hoosier, Elmer W. Sherwood, Indiana War Memorial …