is a genre of popular music
that originated as "rock and roll
" in the United States in the 1950s, and developed into a range of different styles in the 1960s and later, particularly in the United Kingdom and the United States. It has its roots in 1940s' and 1950s' rock and roll, itself heavily influenced by blues
, rhythm and blues
and country music
. Rock music also drew strongly on a number of other genres such as electric blues
, and incorporated influences from jazz
and other musical sources.