[Freedom in America] was not a gift; it’s not because it was written in the Constitution. Up to the 1920s, the United States was very repressive, probably more so than England. The great breakthrough was in 1964 when the law of seditious libel was eliminated. This, in effect, made it a crime to condemn authority. It was finally declared unconstitutional in the course of the civil rights struggle. Only popular struggle protects freedom….