World War I, [d] 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.

Feb 8, 2026 · World War I (1914–18) was an international conflict that embroiled most of the nations of Europe along with Russia, the U.S., the Middle East, and other regions. It led to the fall of four great …

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 escalated into a war across Europe that lasted until …

The formal Treaty of Versailles was signed on June 28, 1919, but the US Senate refused to ratify the treaty. The United States suffered 53,402 battle deaths in World War I, in less than six months of …

Native Americans, like millions around the world, were moved to action during World War I, highlighting a strong commitment in a global struggle that often overlooked their own rights and...

World War I Overview - Summary of the history and major events of World War I. Includes causes and major battles of World War I

World War I summary: The war resulted in a dramatically changed geopolitical landscape, including the destruction of three empires: Austro-Hungarian, Ottoman and Russian.

Feb 18, 2026 · This collection of maps tells the story of World War I (1914-1918), a global conflict that originated in Europe and emerged from a combination of militarism, alliance systems, imperial …

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

Jul 2, 2020 · American Heritage Museum Visit the nation's newest and most exciting history museum at the American Heritage Museum in Hudson, MA. Over 100 rare large artifacts, tanks, and vehicles …