Open links in new tab
  1.  
  2. Date28 July 1914 – 11 November 1918 · (4 years, 3 months and 2 weeks)

    World War I - Wikipedia

    • 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 (or Entente) and the Central Powers. Fighting took place mainly in Europe and the Middle East, as well as in parts of Africa and the Asia-Pacific, and in Europe was characterised by trench warfare and the us… See more

    Names

    Before World War II, the events of 1914–1918 were generally known as the Great War or simply the World War. In August 1914, the magazine The Independent wrote "This is the Great War. It names itsel… See more

    Background

    For much of the 19th century, the major European powers maintained a tenuous balance of power, known as the Concert of Europe. After 1848, this was challenged by Britain's withdrawal into so-called splendid isolation, … See more

    Prelude

    On 28 June 1914, Archduke Franz Ferdinand of Austria, heir presumptive to Emperor Franz Joseph I of Austria, visited Sarajevo, the capital of the recently annexed Bosnia and Herzegovina. Cvjetko PopovićSee more

    Progress of the war

    Germany promised to support Austria-Hungary's invasion of Serbia, but interpretations of what this meant differed. Previously tested deployment plans had been replaced early in 1914, but those had never bee… See more

    Aftermath

    In the aftermath of the war, the German, Austro-Hungarian, Ottoman, and Russian empires disappeared. Numerous nations regained their former independence, and new ones were created. Four dynasties fell as a result … See more

    Casualties

    Of the 60 million European military personnel who were mobilised from 1914 to 1918, an estimated 8 million were killed, 7 million were permanently disabled, and 15 million were seriously injured. Germany lost 15.1% of it… See more

    Soldiers' experiences

    Allied personnel was around 42,928,000, while Central personnel was near 25,248,000. British soldiers of the war were initially volunteers but were increasingly conscripted. Surviving veterans returning home ofte… See more

     
  1. World War I: A Global Catastrophe
    World War I was a global conflict that lasted from 1914 to 1918 and involved more than 30 countries and 70 million soldiers.
    Feedback
  2. Causes of World War I - Wikipedia

  3. World War I - Simple English Wikipedia, the free encyclopedia

  4. United States in World War I - Wikipedia

    Learn about the U.S. role in World War I, from neutrality to intervention, from home front to military, from impact to aftermath. Explore the historical context, sources, and references of this article.

  5. World War I | History, Summary, Causes, Combatants, …

    3 days ago · Learn about the causes, combatants, casualties, and consequences of World War I, the global conflict that lasted from 1914 to 1918. Explore the articles, videos, and news stories from Britannica's experts and editors.

  6. World War I: Summary, Causes & Facts - HISTORY

    Oct 29, 2009 · Learn about the causes, events and consequences of World War I, also known as the Great War, which started in 1914 and ended in 1918. Explore the key battles, alliances, technologies and art of the war that changed the world.

  7. World War I 1914-1918 - Encyclopedia Britannica

    Explore Britannica's expanded coverage of the Great War, which shattered Europe and the world from 1914 to 1918. Learn about the causes, events, consequences, and legacy of World War I through timeline, special features, …

  8. World War I: Causes and Timeline - HISTORY

    Learn about the origins, battles and consequences of World War I, the global conflict that pitted Germany and its allies against Britain and its allies. Explore topics, videos, stories and more on HISTORY.com.

  9. Timeline of World War I - Wikipedia

  10. 1914-1918-Online. International Encyclopedia of the …

    A global, multi-perspective, open-access knowledge base on the First World War, involving over 1,200 authors and partners from over 50 countries. Explore over 1,600 articles on various regions, themes, timelines and historic persons …