“The idea behind the State Department tours was to counter Soviet propaganda portraying the United States as culturally barbaric. Powell’s insight was that competing with the Bolshoi would be futile and in any case unimaginative. Better to show off a homegrown art form that the Soviets couldn’t match — and that was livelier besides. Many jazz bands were also racially mixed, a potent symbol in the mid to late ’50s, when segregation in the South was tarnishing the American image.”