1940s in jazz of the time initially met with a divided, sometimes hostile response among fans and fellow musicians, especially established swing players, who bristled at the new harmonic sounds. To hostile critics, bebop seemed to be filled with "racing, nervous phrases". Despite the initial friction, by the 1950s bebop had become an accepted part of the jazz vocabulary. The most influential bebop musicians included saxophonist Charlie Parker, pianists Bud Powell and Thelonious Monk, trumpeters Dizzy Gillespie and Clifford Brown, and drummer Max Roach. The swing era lasted until the mid-1940s, and produced popular tunes such as Duke Ellington's "Cotton Tail" (1940) and
Australian jazz that lasted from the early 1920s to the 1970s. He was chosen to lead the famous jazz orchestra that was put together for the opening in 1936 of the Sydney Trocadero, which became the city's leading dance venue for the next 35 years, and Coughlan led the orchestra at "The Troc" until its closure in 1971. After the end of World War II Australian jazz began to diverge into two major strands: dixieland or 'traditional jazz' (early jazz) and modern styles like progressive swing, boogie-woogie and bop as exemplified by the music of Charlie Parker and Dizzy Gillespie Graeme Bell