As with any decade, the 1920s had its share of problems—youthful rebellion, inner-city poverty, illegal drinking, and a rise in organized crime, to name a few. Many Americans did not want to think about those problems, however. In fact, millions preferred to distract themselves by enjoying more fun, fads, and heroic exploits than in any previous age. As one '20s journalist wrote, "The right to play is the final clause in the charter of democracy. The people are king— et le roi s'amuse [and the king has fun]."

Radio

Radio was the premier entertainment of the age, the activity that almost everyone was able to enjoy. Before 1920, radios were crystal sets used primarily by a few hobbyists in their experimental laboratories. In the fall of 1920, however, the first radio station, KDKA in Pittsburgh, came on the air. By September, there were three...