First World War
First World War: The Causes of World War One
The causes of World War One and the countries involved are included in this extensive summary.
The History Cat
The History Cat: World War One
Takes a look at World War I focusing on the causes, the Western Front, America's entry into the war, the Russian Revolution, and the Treaty of Versailles.
BBC
Bbc History: World Wars: World War One: Origins of World War One
A five-part overview of the causes of World War I.
National Archives (UK)
Uk National Archives: First World War Sources for History
A comprehensive site filled with historically significant documents on the UK during World War I.
World War 1
Worldwar1.com: Trenches on the Web: Timeline: 1871 1914 Origins of the Great War
Provides a wealth of information about the origins of the World War I, and the maneuvers and alliances that took place in the years preceding it.
Made From Media
Made From History: 20 Important People in the Build Up to the First World War
A collection of images of twenty figures who played key roles in the buildup to World War I.
Thinkport Education
Thinkport: Causes of World War I
In this activity, students analyze and explain the interrelationships between events in World War I.
The History Cat
The History Cat: Causes of World War I
Summarizes the major causes for the outbreak of World War I.
Have Fun With History
Have Fun With History: World War 1
Learning module on World War One with links to resources such as museums and videos on WWI soldiers, songs and general historical information.
History of American Wars
History of American Wars: Causes of World War 1: (1914 1918)
A timeline showing the events between 1699 and 1914 that led to the outbreak of World War I, and one from 1915 to 1917 listing the events leading to America's involvement.
History of American Wars
History of American Wars: Causes of World War 2: (1939 1945)
A timeline showing the events between 1914 and 1939 that led to the outbreak of World War II, one from March to December of 1941 listing the events leading to America's involvement.
Vancouver Island University
Vancouver Island University: Domestic Causes of the First World War
Contains an essay on the "domestic tensions which may have affected diplomatic decision making in 1914."
Made From Media
Made From History: Who Declared War? Major Power Declarations of War, 1914
With the use of country flags and benchmark years, this clever illustration shows the declarations of war during the course of World War I.
Alabama Learning Exchange
Alex: Mock Treaty of Versailles
This project is designed to conclude a World War I Unit. In this unit, students will have examined the causes, events, and consequences of World War One. After investigating the causes and events of the war, students will participate as...
PBS
Pbs: The Great War: Chapter One: Explosion
Highlights from Chapter one of the series, "The Great War." Provides information on the explosion of war. Includes a video and commentary on German troops mobilizing for the war.
National Archives (UK)
National Archive: The Great War: 1914 1918
Students can examine original sources and how these have been used to support different viewpoints and perspectives on the Great War.
National Geographic
National Geographic: Society: Timeline: World War Ii
One stop shop for everything you need to know about WWII. This interactive timeline features all the major events leading to war, major battles and turning points, rulers during the war, and the consequences of this war. Vibrant...
British Library
British Library: World War I: Europe Before 1914
Learn about the origins and reasons behind the outbreak of World War I. Globalization and military advancement are considered the major contributing factors leading to Europe's first major war since the fall of Napoleon.
World War 1
Worldwar1.com: Trenches on the Web: Introduction
Exhaustive site including everything you need to know about World War I. Includes numerous links and a reference library. Contains a long list of biographies from this period.
Brigham Young University
Wwi Archives: Commentaries on the Battle of Verdun: Lord Northcliff on Verdun
These are Lord Northcliffe's commentaries on the WWI Battle of Verdun, discussing the causes, phases, and results of this battle. (4 March 1916)
Ducksters
Ducksters: World War I for Kids: Timeline
Kids learn about the timeline and events of World War I. The fighting in WW1 lasted from 1914 to 1918. Timeline includes battles, war declarations, treaties, and more.
Curated OER
History Matters: "Says Lax Condidtions Caused Race Riots"
Read several articles from the Chicago Daily News on July 28, 1919, reporting on the various aspects of the Chicago race riots. One article, by Carl Sandburg, used sources from the black community.
Other
Pennsylvania Heritage Society: Pennsylvania Civil War 150
The sidebar of this site reads "Understand the War Through People Then and Now." That is the mission of the site, and when you click on each word or phrase, you open up a world of information about the Civil War. Compiled resources help...
Other
Lebensraum: Living Space for the German Race
Resource provides a discussion of the concept of "Lebensraum," or "living space" for the German people. This was one of Hitler's main justifications for his military conquests.