University of Missouri
Famous Trials: The Red Scare
In-depth information about the Red Scare that started in the United States at the end of World War I, and ended in the early 1920s. Discusses its history, including strikes in Seattle and Boston, causes, and results of the anti-communist...
Khan Academy
Khan Academy: Ap Us History: 1890 1945: The Us in Wwi: The Treaty of Versailles
Looks at the Treaty of Versailles, what its terms were, why America never ratified it or joined the League of Nations, why Germans grew to resent the burdens it imposed on them, and how this contributed to Hitler's rise to power....
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.