World War I[b] 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 …

Jul 4, 2025 · World War I, an international conflict that in 1914–18 embroiled most of the nations of Europe along with Russia, the United States, the Middle East, and other regions.

Oct 29, 2009 · World War I, also known as the Great War, started in 1914 after the assassination of Archduke Franz Ferdinand of Austria. His murder catapulted into a war across Europe that …

Only when the world went to war again in the 1930s and ’40s did the earlier conflict become known as the First World War. Its casualty totals were unprecedented, soaring into the …

World War One (WW1) was a major global conflict that lasted four years, from 1914 to 1918. It began on 28 July 1914, when Austria-Hungary declared war on Serbia one month to the day …

World War I changed everything, including how humanity expressed itself through the culture and arts of the time. Learn why veterans of WWI, in a racially integrated movement, marched on …

Apr 11, 2019 · In just four years between 1914 and 1918, World War I changed the face of modern warfare, becoming one of the deadliest conflicts in world history. World War I had a …

World War 1 inflicted hitherto unseen violence on Europe and entangled the entire planet in the conflict—the first time a war was so far-reaching. It broke empires, launched new nations onto …

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

World War I began in the Balkans on July 28, 1914, and hostilities ended on November 11, 1918, leaving 17 million dead and 25 million wounded. Moreover, the Russian Civil War can in many …