Book recommendation for understanding post-Civil War era

I am reading THE REPUBLIC FOR WHICH IT STANDS by Richard White in an attempt to understand the social, economic, and religious environment of the post-Civil War era and the Gilded Age.  I recommend the book for its good writing and interesting material about common terms we see today. For instance, the Oklahoma Sooners in the days of land rushes and western settlement. Check it out. 

The human side of the American Civil War

I came across this short (about 20 minutes) older black and white film which shows the human side of the American Civil War. It is available to see online at https://archive.org/details/timeoutofwar.

JULY ONLY PROMOTIONAL: FREE CIVIL WAR ANCESTOR EBOOKS

JULY ONLY PROMOTIONAL: FREE CIVIL WAR ANCESTOR EBOOKS - https://www.smashwords.com/books/view/50674