The Scourge of God: A Novel of the Change (Change Series): S.M. Stirling
If you like thinking about what the world would be like after a war, this is the book for you. The characters, living situations and how they adapted to the new world are wild.These books really make you think about who would rise up and rule the new world! Hmm. The other books to read are A Meeting at Corvallis and The Sunrise Lands. Great series!