I'm happy I could help. My sympathies for having to make up later in life an education you were rightly owed. I'm from the south myself and know more than a few people who experienced the same. Fortunately it's never to late to learn and what better time than an election year?
If you're interested Scott Abernathy's "American Government: Stories of a Nation" is a great and comprehensive overview of the structure and function of the US government. It provides a fairly balanced view and a narrative style that is easier to digest than more textbook-like sources.
Our country is indeed in trouble and while I won't say fixing it will be easy, I urge you not to give in to doomerism. Stay informed, be critical, and most of all, find some way to get involved, if you can, at the local level.
Allow me to introduce you to the wild world of common keys: This Key is Your Key, This Key is My Key