Women in Science: Chien-Shiung Wu: Nuclear Physicist
Westward Expansion: America's Push to the Pacific: The Gold Rush
The Interwar Years: The Weimar Republic and the Rise of Fascism
Women in the World: Reproductive Health and Women's Rights
Protest Movements: Women's Suffrage
Pioneering African Americans: African American Soldiers
Primary Sources of Westward Expansion: Lewis and Clark and Exploring the Louisiana Purchase
Women in Science: Rosalind Franklin: DNA Discoverer
American Values and Freedoms: Freedom of Religion
Hot Topics: Immigration Issues in America
Women in the World: Gender-Based Violence and Women's Rights
The Interwar Years: The Women's Suffrage Movement
D-Day: The Essential Reference Guide
Race in America: What Are Race and Racism?
Viewpoints on Modern World History: Brexit
Current Controversies: Deporting Immigrants
Special Reports Set 3: US Immigration Policy
Protest Movements: Environmental Protests
The Grand Canyon: An Encyclopedia of Geography, History, and Culture
Fighting for Their Country: Minorities at War: Minority Soldiers Fighting in the Korean War