Pop Music & Rhythym and Blues are created (9 nov 1949 año – 21 agos 1959 año)
Descripción:
As jazz was coming to a decline in popularity, uplifting pop music became the new trend. It earned the name "pop" because it was short for what it was, popular. R & B became very popular as well.
Añadido al timeline:
fecha:
9 nov 1949 año
21 agos 1959 año
~ 9 years and 9 months