Causes of WWI: The Long Term Causes - Mr. Moor's History Website
World War I (short version) - YouTube
Why Did World War I Happen? | World101
World War I | History, Summary, Causes, Combatants, Casualties, Map, & Facts | Britannica
A Brief History of WW1: The First Year and How It Started - Owlcation
A Brief History of WW1: The First Year and How It Started - Owlcation
WW1 A Short History Of World War One Hard Cover Reference Book | eBay
World War One - The Machine Gun - a short history - YouTube
A Short History of World War I: 9780688001292: Stokesbury, James L: Books - Amazon.com
United States in World War I - Wikipedia
Amazon.com: A Short History of World War I: 9781664625433: James L. Stokesbury: Books
World War One: A Short History: Stone, Norman: 9780465019182: Amazon.com: Books
World War One: A Short History: Stone, Norman: 9780465019182: Amazon.com: Books
3 important lessons learned from World War I
Watch The Great War | American Experience | Official Site | PBS
Amazon.com: A Short History of World War I: 9780688001292: Stokesbury, James L: Books
World War I: 'The War to End All Wars'
Amazon.com: A Short History of World War I: 9780688001292: Stokesbury, James L: Books
Timeline of the Causes and Start of WW1
Why Did World War I Happen? | World101
Amazon.com: A Short History of World War I: 9780688001292: Stokesbury, James L: Books
Eastern Front (World War I) - Wikipedia
World War I Fast Facts | CNN
How the Trauma and Struggles of World War I Helped Shape the Modern World | Duke Today
