Jazz, a type of music first that was developed by African Americans around the first decade of the 20th century it has an identifiable history and distinct stylistic evolution. Jazz grew up alongside the blues and popular music, but what changed the way of music in America was still jazz. From the 1920's through the late 1950's jazz was formed from the heart and soul of African American. In the mid-1930s, as the Great Depression stubbornly refused to lift, Jazz became America's popular music, its impact was so strong, and it could be called revolutionary.
             What is Jazz? There are many different kinds of music that have been called "jazz". Jazz is rooted in the mingled musical traditions of African Americans. Jazz in a sense is a mixture of music surviving from West African music; black folk music forms developed in the Americas; European popular and light classical music of the 18th and 19th centuries. Jazz has no limitations, no course of music. Jazz is improvisation, and a way to express happiness and excitement through music.
             "For many people, music need only be associated with the jazz tradition to be called jazz. Defining jazz in this way is circular. According to this approach, jazz can be anything that anyone ever called jazz." (p.7 jazz style)
             New Orleans was where a shocking and revealing jazz style evolved. Between 1910 and 1915 a system of instrumental mixture and unity took shape. Despite the fact that a limited set of instruments was available to African American musicians (at that time.) The typical instrument were, cornet, clarinet, trombone, tuba or bass, piano, banjo, and drums-the famous saxophone did not become common in jazz for about another decade because they were highly prized. They became this brilliant solution emphasizing independent but also harmonically synchronized music lines. Each of the seven instruments was assigned a role of independence. But all wit...