Period 4 (1914-Present) - Resources
- Video - Crash Course History - "Archdukes, Cynicism and World War I - Crash Course World History #36"
- Video - Crash Course History - "Communists, Nationalists and China's Revolutions - Crash Course World History #37"
- Video - Crash Course History - "World War II - Crash Course World History #38"
- Video - Crash Course History - "USA vs USSR Fight! The Cold War - Crash Course World History #39"
- Video - Crash Course History - "Decolonization and Nationalism Triumphant - Crash Course World History #40"
- Video - Crash Course History - "Globalization I: The Upside - Crash Course World History #41"
- Video - Crash Course History - "Globalization I: Good or Bad? - Crash Course World History #42"