When would you consider as the beginning of rock and roll?
Are you asking what year or which groups started rock and roll?
When rock and roll, the music style began in the 20th century
1950 in America
Blues
Blues is a music genre and musical form which was originated in the Deep South of the United States around the 1870s by African Americans from roots in African musical traditions, African-American work songs, and spirituals. Blues incorporated spirituals, work songs, field hollers, shouts, chants, and rhymed simple narrative ballads. The blues form, ubiquitous in jazz, rhythm and blues and rock and roll, is characterized by the call-and-response pattern, the blues scale and specific chord progressions, of which
, while others consider Tin Pan Alley to have continued into the 1950s when earlier styles of American popular music were upstaged by the rise of rock & roll.
History Advent of recorded music and radio broadcasting.
At the dawn of the early 20th century, the development of sound recording began to function as a disruptive technology to the commercial interests which published sheet music. During the sheet music era, if a regular person wanted to hear popular new songs, he or she would buy the sheet music and play it at home