Essential Library of World War I: World War I Aftermath
Essential Library of World War I: World War I Causes
Essential Library of World War I: Women in World War I
Primary Sources in U.S. History: World War II
The Russian Revolution: The Fall of the Tsars and the Rise of Communism
Essential Library of World War I: Trench Warfare
Essential Library of World War I: World War I Weapons
Tech in the Trenches: Strategic Inventions of World War I
Hitler, Goebbels, Himmler: The Nazi Holocaust Masterminds
Understanding the Holocaust: Nazi War Criminals
Understanding the Holocaust: Children of the Holocaust
Auschwitz, Bergen-Belsen, Treblinka: The Holocaust Camps
Legendary African Americans: The Life of Dr. Charles Drew: Blood Bank Innovator
Dictatorship, Fascism, and Totalitarianism