The movement known as the Ghost Dance first appeared around 1870... soon after the Union Pacific Railroad completed its first transcontinental run. .… - Peter Farb

Freedom of speech does not exist anywhere, for every community on earth forbids the use of certain sounds, words, and sentences in various speech situations. ...the habitual liar faces social sanctions ...Speakers are not allowed to misrepresent... to defame other people in public, to maliciously shout "Fire!" in a crowded movie theater, or to utter obscenities on the telephone.

The seventeenth-century Iroquois... practiced a dream psychotherapy that was remarkably similar to Freud's discoveries two hundred years later. The Iroquois recognized the existence of an unconscious, the force of unconscious desires, the way in which the conscious mind attempts to repress unpleasant thoughts, the emergence of unpleasant thoughts in dreams, and the mental and physical (psychosomatic) illnesses that may be caused by the frustration of unconscious desires. The Iroquois knew that their dreams did not deal in facts but rather in symbols. ...And one of the techniques employed by the Iroquois seers to uncover the latent meanings behind a dream was free association...

The Shoshone did not wage war, because it served no purpose.