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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: 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.

  3. World War I | Britannica

    World War I: To its contemporaries, it was known simply as "the World War" or "the Great War," because it was nearly impossible to imagine a conflict that would surpass the one that …

  4. The Causes of WWI - World History Encyclopedia

    May 15, 2025 · The three main causes of WWI were Germany's imperialist ambitions, a rise in nationalist independence movements in the Balkans, and a complex network of international …

  5. 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.

  6. Six Causes of World War I - Norwich University Online

    Though the assassination of Archduke Ferdinand was the direct precipitating event leading to the declaration of war, there were many other factors that also played a role in leading up to World …

  7. World War I: Causes and Timeline | HISTORY

    WWI Inventions, From Pilates to Zippers, That We Still Use Today These World War I inventions made life easier during—and after—the war.

  8. Researching Individuals in WW1 Records | National Archives

    Nov 15, 2018 · Start Your Research You may first want to search the WW1 Draft registration cards for basic information on individuals (see Draft cards section below). Nearly all men …

  9. Timeline of World War I | Britannica

    Use this Timeline of World War I to find out how the war played out—from the assassination of Archduke Franz Ferdinand to the armistice in 1918.

  10. US Involvement in WWI - World History Encyclopedia

    Oct 15, 2025 · US Infantry Soldier, WWI The National Guard (CC BY) A Rising Neutral Power In the early 20th century, the United States was challenging Great Britain as the richest and most …