Change in Early 20th Century America: Doing the Decades, Classroom Materials at the Library of Congress

19th Amendment - Women's History (U.S. National Park Service)

The Industrial Revolution in the United States, Classroom Materials at the Library of Congress

Road to the Voting Rights Act – Voting Rights from 1789 to 1869 – The Reagan Library Education Blog

Black History Timeline: 1920–1929

Lesson Plans, Classroom Materials, Teachers, Programs

Eugenics - Wikipedia

History of Corporations in the U.S.

26 Decade-Defining Events in U.S. History

Civil Rights Movements of the Late 20th Century

The True History Behind HBO's 'The Gilded Age', History

Why the School Wars Still Rage

Lesson Plans, Classroom Materials, Teachers, Programs