Ohio State University
Ehistory: Clash of Cultures in the 1910s and 1920s
Although this introduction to a more extensive site is not lengthy, it is filled with information about all the cultural tensions evident in the early 20th century. Of interest is a chart comparing the "Old" Culture with the "New" Culture.
Other
Journalists Resource: Excessive or Reasonable Force by Police?
Excessive or reasonable force by police? Explore this research on law enforcement and racial conflict.
Illinois Institute of Technology
The Oyez Project: Shelley v. Kraemer
Provides facts about the Supreme Court case Shelley v. Kraemer, including an abstract, links to written opinions of the Court, and how each of the nine justices ruled upon the case.
Library of Congress
Loc: Progressive Era to New Era, 1900 1929
This website defines and explores the Progressive Era and various aspects of American society during that period of history. It contains fairly simple text and several images.