4 major periods of reform in American history

Answer these question in essay form

What are the four major periods of reform in American history? Explain what each reform period was responding to, explain some of the major reforms of each reform period, while also explaining the shortcomings of these reform packages, which necessitated later reform periods. Is there anything in America that still needs reform?

1. What areas of reform did the New Deal create that previous reform periods had avoided (2 things)? What major pieces of reform addressed these 2 areas? And what reform package, passed at a later date, was the biggest addition to the New Deal

*DONT USE INTERNET SOURCES

Sources:

Book and slides that Im gonna attach
* http://www.americanyawp.com/