Unit II theme was American Democracy and Its Discontents, 1919-present. With that theme in mind, explain the highs and lows of American history since...

Unit II theme was American Democracy and Its Discontents, 1919-present. With that theme in mind, explain the highs and lows of American history since WWI. In particular, based on the Unit II materials identify and describe, using specific examples to illustrate, the three or four historical episodes/developments -- whether political, economic, cultural, social, or military -- that did the most to define, influence, and effect the lives of Americans during this period of U.S. history.