[citation needed] In that time it evolved into other styles, often influenced by visiting Americans.
In 1947 Don Byas introduced Tete Montoliu to bebop, and other efforts to combine jazz with flamenco occurred.
These included cultural, political, and economic systems that were unsuitable for creativity.
In the middle 1970s, the festival attracted Charles Mingus, Tete Montoliu, Ella Fitzgerald, Oscar Peterson, Dizzy Gillespie, Herbie Hancock, Lionel Hampton, John Lee Hooker, Sonny Rollins, B.B.
King, Woody Herman, Freddie Hubbard, Weather Report, Gato Barbieri, Art Blakey, Mercer Ellington, McCoy Tyner, Chick Corea, Clark Terry, and Miles Davis.