Recommended Reading: A People's History of the United States

A People's History of the United States by Howard Zinn
Wikipedia (A People's History of the United States)
http://en.wikipedia.org/w/index.php?title=A_People%27s_History_of_the_United_States&oldid=219135460
Excerpts from the book:
http://www.thirdworldtraveler.com/Zinn/PeoplesHistory_Zinn.html
Read from the book online (Reading from the hardcover is a much more enjoyable experience):
http://www.historyisaweapon.com/zinnapeopleshistory.html

Videos:

http://www.youtube.com/watch?v=NZjJnkIam7M

http://www.youtube.com/watch?v=Arn3lF5XSUg

http://www.youtube.com/watch?v=Ehc3V1g5pm0

I have the CD version as well. Perhaps you'd prefer listening to chapters of interest. Let me know and I'll get it ready for you.