The point of divergence is that a Secret Service agent spotted the glint off of Oswald's rifle seconds before he fired. Kennedy survived November 22, 1963. Whether or not he would survive scandals that would rock his administration would not be so certain.
You can read the first chapter of the novel here, and the articles of impeachment here.
http://www.impeachjfk.com/
What a bunch of nonsense.
You would never hear a Libertarian spew such trash.
Ask your country to justify itself every minute of every day. Ask any government to justify itself every day. I ask any government "what can you do for me, or anyone else" If you can't do anything us, then who are you doing it for? Why are you here? (I already know who you are doing it to)
He almost writes them faster than I can read them. I always if it's a team of writers. Or maybe he sold his soul to the devil.
:D