Jazz the northern and western parts of the U.S. In New Orleans, a white bandleader named Papa Jack Laine integrated blacks and whites in his marching band. He was known as "the father of white jazz" because of the many top players he employed, such as George Brunies, Sharkey Bonano, and future members of the Original Dixieland Jass Band. During the early 1900s, jazz was mostly performed in African-American and mulatto communities due to segregation laws. Storyville brought jazz to a wider audience through tourists who visited the port city of New Orleans. Many jazz musicians from African-American communities were hired
1940s in jazz leading ensemble. Through the 1950s and 1960s, Dixieland was one of the most commercially popular jazz styles in the US, Europe, and Japan, although critics paid little attention to it. 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. It emerged in New York City, as a result of the mixture of the styles of predominantly white jazz musicians and black bebop musicians, and it dominated jazz in the first half of the 1950s. The