Project XX examines the period between the end of World War I and the stock market crash of 1929. It is an age of Charles Lindbergh, Jazz Music, prohibition, and excess.
Project XX examines the relatively calm and peaceful years between 1900 and 1914 looking at Teddy Roosevelt, Vaudeville, the development of movies, and the deployment of U.S. troops in Mexico.
Project XX examines the period between the end of World War II to the start of the Korean War describing the growth in the standard of living, Cold War suspicions in America, and Truman's shocking defeat of Dewey in the presidential election of 1948.