World War I

World War I was one of the most devastating conflicts in human history, lasting from 1914 to 1918 and claiming over 21 million lives. This page brings together all of History Crunch’s World War I articles, infographics and maps, covering the causes of the war, the nations involved, the trenches of the Western Front, the major battles and the lasting legacy of the First World War. All content is designed for students and teachers in grades 5 to 12.

World War I: Table of Contents

World War I - Videos

3 Videos

Articles

World War I

World War I: Overview

Germany in World War I
German infantry charging across an open battlefield in World War I. (Colorized by historycrunch.com)
Canada in World War I Battles
Canadian soldiers during the Battle of the Somme in 1916. (Canadian Archives) (Colorized by historycrunch.com)
Tanks in World War I
French World War I Renault FT-17 tank during the Battle of Saint-Mihiel. (Colorized by historycrunch.com)
France in World War I
French soldiers in World War I. (Colorized by historycrunch.com)
ww1 tanks
German A7V Tank in World War I. (1918) (Colorized by historycrunch.com)
Meuse-Argonne Offensive in World War I
American machine gun crew during the Meuse Argonne Offensive in World War I. (Colorized by historycrunch.com)
Trenches of World War I
Australian soldiers with small box respirator gas masks during the Third Battle of Ypres in World War I. (Colorized by historycrunch.com)
Third Battle of Ypres World War I
British soldiers near Passchendaele during World War I. (Colorized by histiorycrunch.com)

Causes of World War I

  • Long-term Causes of World War I
    • Militarism as a Cause of World War I
      • Dreadnought of World War I
      • Naval Race Before World War I

    

    • Alliance Systems Before World War I
      • Triple Alliance & World War I
      • Triple Entente & World War I

    

    • Imperialism as a Cause of World War I
      • First Moroccan Crisis
      • Second Moroccan Crisis
      • Scramble for Africa

    

    • Nationalism as a Cause of World War I
      • Balkan Crisis Before World War I
      • Balkan Powder Keg & World War I
      • Bosnian Crisis of 1908
      • First Balkan War
      • Second Balkan War
      • Black Hand & World War I
      • Pan-Slavism in World War I
      • German Unification
      • Franco-Prussian War

   

  • Assassination of Franz Ferdinand
    • Austria-Hungary Delivers Ultimatum to Serbia
    • July Crisis of World War I

    

Trenches of World War I

  • Trenches of World War I
    • ​​​Christmas Truce of 1914
    • Daily Routine in the Trenches of World War I
    • Life in the Trenches of World War I
    • Main Parts of the World War I Trenches
    • No Man’s Land in World War I
    • ​Shell Shock in World War I
    • Trench Foot in World War I

 

Nations of World War I

  • ​Allied Powers of World War I
    • Australia in World War I
    • Britain in World War I
    • Canada in World War I
    • France in World War I
    • Italy in World War I
    • ​Russia in World War I
    • United States in World War I

 

  • Central Powers of World War I
    • Austria-Hungary in World War I
    • Bulgaria in World War I
    • Germany in World War I
    • Ottoman Empire in World War I

 

United States in World War I

  • ​United States in World War I
    • American Battles in World War I
    • American Home Front of World War I
    • ​American Women in World War I
    • Harlem Hellfighters in World War I
    • United States Home Front in World War I
    • Treaty of Versailles
    • Woodrow Wilson
    • Woodrow Wilson’s Fourteen Points
    • Why did the USA Join World War I
    • Zimmerman Telegram & USA Entry into World War I

 

Battles of World War I

  • ​Western Front in World War I
    • ​Schlieffen Plan
    • Battle of the Frontiers
    • First Battle of the Marne
    • Race to the Sea
    • First Battle of Ypres
    • Second Battle of Ypres
    • Battle of the Somme
    • Battle of Verdun
    • Battle of Vimy Ridge
    • Battle of Passchendaele
    • Battle of Château-Thierry
    • Battle of Belleau Wood
    • Battle of Saint-Mihiel
    • Meuse-Argonne Offensive
    • Hundreds Day Offensive

 

  • Eastern Front in World War I
    • Battle of Tannenberg​
    • Battle of Galicia

 

  • Italian Front (Alpine Front) in World War I
    • Battle of Caporetto

 

  • Gallipoli Campaign in World War I

 

Weapons of World War I

  • Weapons of World War I
    • ​Ace Pilots of World War I
    • Airplanes in World War I
    • Airships in World War I
    • Machineguns in World War I
    • Poison Gas in World War I
    • Rifles in World War I
    • Submarines in World War I
    • Tanks in World War I

 

Home Front of World War I

  • Home Front of World War I
    • Excitement for World War I
    • First Red Scare
    • Propaganda in World War I
    • Role of Women in World War I

 

People of World War I

  • Ace Pilots of World War I
    • Red Baron

 

  • Leaders of World War I
    • Vladimir Lenin
    • Woodrow Wilson

 

  • Charles de Gaulle
  • Franz Ferdinand
  • Gavrilo Princip
  • Philippe Pétain
  • Paul von Hindenburg

 

Outcomes of World War I

  • Treaty of Versailles
  • Significance of World War I
  • Interwar Years
    • Flu Pandemic of 1918 (Spanish Flu)
    • Roaring Twenties
    • Weimar Republic
    • Nazi Party

    

  •  Russian Revolution
    • Marxism-Leninism
    • Treaty of Brest-Litovsk

     

Ottoman Empire in World War I summary
Ottoman artillery crew in the Sinai and Palestinian Campaign. (Colorized by historycrunch.com)
Italy in World War I soldiers
Italian soldiers in World War I. (Colorized by historycrunch.com)
World War I Summary
Two German soldiers operate a machine gun in World War I. (Colorized by historycrunch.com)
American Battles in World War I
American soldiers in the trenches of World War I. (Colorized by historycrunch.com)
Why Did Germany Lose WWI
A German soldier in World War I. (Colorized by historycrunch.com)
Germany WW1
A German soldier using a flamethrower in World War I. (Colorized by historycrunch.com)
Western Front World War I
A German trench on the Western Front in 1915. (Colorized by historycrunch.com)
Third Battle of Ypres in World War I
British artillery gunners pulling a field gun out of the mud during the Third Battle of Ypres. (Colorized by historycrunch.com)
Trench Foot
Australian soldiers from World War I suffering from Trench Foot. (Colorized by historycrunch.com)

Infographics

World War I

Maps

World War I