What led to huge economic growth in the 1920s?

In what was the 1851 indian appropriations act considered a peace plan according to the federal government

Are first amendment rights guaranteed in every situation? a. yes, because protecting civil liberties was one of the most important values to the founders of this country b. no, because sometimes the government limits individual freedoms for the benefit of the public as a whole. c. no, because people have to earn their first amendment rights by behaving in a responsible way. d. yes, because the first amendment is part of the constitution, which is the basis for all law and government.

Explain the importance of carnegie, morgan, and rockefeller on the american political scene of the early 1900's.