Check out this map:

And then read this piece by a very realistic US Republican on the upcoming US presidential election: A reality-check on the 2014 results
If you are a fan of Hillary Clinton* then it is great news. If you are a supporter of anyone else, you will see why it is going to be very difficult for anyone from the GOP to become president in 2016.
But don’t take my word for it: read the article. Bookmark it until next year. It’s very likely going to be true, regardless of the thousands of articles and millions of words that will be written between now and election day.
(* Yes, in theory, Bernie Sanders could be the nominee. In practice, I think it is very unlikely.)