FRAGMENTS | Play It Again Sam
The musical revolution began in World War II. This was the period when the radio received a place of honor in homes and its distribution expanded significantly. During the Nazi regime, the number of homes that purchased a radio increased from four million to 16 million, and in the United States by the 1940s, about 96% of homes owned a radio.
The use of music during the war worked on two levels: conveying optimistic messages by the government and a breaker from the horrors of the war.