The 1920s constituted a decade of change and contrast, when modern America began to emerge from the shadow of World War I. Updated and expanded from the last edition with new information in many sections, The Roaring Twenties, Revised Edition offers new coverage of the social, political, and economic history of this decade, including developments in science, from astrophysics to laboratory science to discoveries and inventions; the creation of new professional sports leagues; the labor union movement; censorship, and writers, artists, and moviemakers are looked at in more depth. This volume captures the complexities of the 1920s and brings to life the various events that occurred during this tumultuous yet exhilarating decade. The Roaring Twenties, Updated Edition provides hundreds of firsthand accounts of the period - from diary entries, letters, speeches, and newspaper accounts - that illustrate how historical events appeared to those who lived through them. New eyewitness testimonies to this edition include J. Edgar Hoover, Emma Goldman, Calvin Coolidge, William Randolph Hearst, Eugene O'Neill, William Faulkner, Walt Disney, Thomas Edison, John D. Rockefeller, and Winston Churchill. In addition, this new volume features an introductory essay, new chronology entries for each chapter, a notes section that provides students and researchers with further information, as well as an updated bibliography with new sources and new editions of sources. This updated volume also contains many new critical documents, including Arthur Compton's Banquet Speech on Winning the Nobel Prize in Physics, as well as capsule biographies of more than 90 key figures; 95 - new - black-and-white photographs; seven maps, graphs, and tables; appendixes; and an index.