USA HISTORY

Detailed explanation-1: -In the 1920s, mass media expanded to include the radio. For the first time, millions of people around the world were connected through radio signals. Throughout the country, people gathered at home to listen to their radios. Programs included broadcast news, entertainment programs, and popular music, such as jazz.

Detailed explanation-2: -The first radio stations focused on broadcast news, serial stories, and political speeches, but they later included music, weather, and sports.

Detailed explanation-3: -For three decades starting in 1920, radio revolutionized American culture. At a time when most citizens still lived outside of big cities, radio technology-which allowed sound signals to be transmitted across long distances-made the sprawling nation feel smaller and more connected.

Detailed explanation-4: -Two appliances-the phonograph and radio-made popular music more accessible than ever before. The 1920s saw the record player enter American life in full force.

Detailed explanation-5: -Jazz music became wildly popular in the “Roaring Twenties, ” a decade that witnessed unprecedented economic growth and prosperity in the United States.