The 50s By HornerZIM 1951 Disc jockey Alan Freed becomes the first white disc jockey to play rythum and blues 1952 World war 2 sparks Irish imigration 1952 Both the National catholic bandmasters association and the American school band are founded 1954 The fender stratocaster the first electric guitar with three pickups 1954 Alex bradford organizes the first all male gospel chior 1955 Marian Anderson becomes the first african american allowed to perform at the metropolitan opera 1955 Robert McFerrin becomes the first african american male allowed to perform at the metropolitan opera just a few weeks after marian anderson 1955 Congress passes new law banning the practice of payola 1957 Art Laboe, a disc jockey in LA becomes the first to use the term "oldie" to describe former hits 1958 Stereo records are introduced Listening to a stereo becomes a new way to listen to music and spread music