^ Including 2,000,000 German soldiers, at least 1,000,000 Austro-Hungarians, 800,000 Ottoman troops[2] ^ Often abbreviated as WWI or WW1 ^ Only the Triple Alliance was a formal "alliance"; the …

Jan 12, 2000 · 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 · WWI was one of the deadliest conflicts in human history, with total casualties estimated at over 16 million.

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

World War I began in June of 1914, and is considered to have five major causes that led to the outbreak of the war. These five causes include the four long-term causes (militarism, alliances, imperialism …

Marines battling during the Meuse-Argonne Offensive, 1918. (USMC) The war fought between July 28, 1914, and November 11, 1918, was known at the time as the Great War, the War to End War, and …

Nov 30, 2025 · World War I started with the shot heard around the world: the assassination of Archduke Franz Ferdinand of Austria on July 28, 1914, in Sarajevo. By 1918, more than 9 million people had …

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

Fallen Kentucky Soldiers in WWI Jessamine County ~ Adair ~ Allen ~ Anderson ~ Ballard ~ Barren ~ Bath ~ Bell ~ Boone ~ Bourbon ~ Boyd ~ ~ Boyle ~ Bracken ~ Breathitt ~ Breckinridge ~ Bullitt ~ …

Jan 15, 2026 · 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 …