Jazz is a musical style that origenated at the beginning of 20th century in African American communities in the Southern United States. Jazz music was born out of a confluence of African and European music traditions.
The word "Jazz" began as a West Coast slang term and was first used to refer to music in Chicago at about 1915.
The Jazz age are :
. Swing - in 1930s - It belongs to the popular sing big bands.
. Beginning of European jazz
. Dixieland revival - in the late 1940s there was a revival of "Dixieland" music, harkening back to the original contrapuntal New Orleans style
. Bebob - n the early 1940s bebop performers helped to shift jazz from danceable popular music towards a more challenging "musician's music.
. Cool Jazz - By the end of the 1940s, the nervous energy and tension of bebop was replaced with a tendency towards calm and smoothness, with the sounds of cool jazz , which favoured long, linear melodic lines.
. Hard Bob - Hard bop is an extension of bebop (or "bop") music that incorporates influences from rythm and blues, gospel music, and blues, especially in the saxophone and piano playing.
. Modal Jazz - Modal jazz is a development beginning in the later 1950s which takes the mode, or musical scale, as the basis of musical structure and improvisation.
. Free Jazz - Free Jazz and the related form of avant great joke, broke through into an open space of "free tonality" in which meter, beat, and formal symmetry all disappeared, and a range of World music from India, Africa, and Arabia were melded into an intense, even religiously ecstatic or orgiastic style of playing
. Between 1960s and 1070s : Latin Jazz, Post Bop, Soul Jazz, Jazz fusion, Jazz funk, other trends
. Between 1980s - 2010s : Traditionalist and experimental divide, Smooth Jazz, Acid Jazz, Nu Jazz, Jazz rap, Punk Jazz and Jazz core, M base