Rock music
By David Planas

Rock music is a type of popular music which appeared in the 1950’s. It has its roots in other styles of music: the rhythm and blues, country music, folk music, Jazz and classical music.
The principal instruments which form this type of music are the electric guitar, bass guitar, drums and sometimes the organ or the piano.
In the 1960’s and 1970’s rock music developed different subgenres like soft rock, Glam rock, heavy metal, hard rock and Punk rock. In the 1980’s other types like new wave, alternative rock, grunge, Britpop and Indie rock.
Nowadays one of the most important types of rock is the Britpop which was born from (the) British alternative rock and is characterized by bands influenced by British guitar music of the 70s The principal groups which form this genre are Suede, Pulp, Blur and Oasis. The last groups created an important battle, called “the battle of the Britpop”.