In 1947, several big-name hollywood stars, screenwriters, and directors flew to washington d. c. to protest the actions of joseph mccarthy, a u. s. senator who was accusing american citizens, many from the film industry, of being "card-carrying"?

Jackson pollock described his art style in the following quote: “new needs need new techniques.… it seems to me that the modern painter cannot express this age, the airplane, the atom bomb, the radio, in the old forms of the renaissance or of any other past culture. each age finds its own technique.” what point is pollock making about the new styles of art?