Decades of the 20th and 21st Centuries: The 1940s
Voices of the Iraq War: Contemporary Accounts of Daily Life
Primary Sources in U.S. History: The Cold War
Special Reports: Vaccination Debate
Essential Library of World War I: World War I Leaders
Defining Documents in American History: The 1950s (1950-1959)
Key Figures of the Wars in Iraq and Afghanistan
Decades of the 20th and 21st Centuries: The 1980s
Frontline Families: The Vietnam War: Frontline Soldiers and Their Families
Tech in the Trenches: Strategic Inventions of the Civil War
Primary Sources of the Abolitionist Movement: Legal Debates of the Antislavery Movement
Essential Library of World War I: Harlem Hellfighters
The Attack on Pearl Harbor in United States History
Cause & Effect in History: The American Revolution
Understanding the Holocaust: Hitler's Final Solution
Auschwitz, Bergen-Belsen, Treblinka: The Holocaust Camps
Wiesel, Wiesenthal, Klarsfeld: The Holocaust Survivors