You do know that Luther believed in one God, don’t you?
You do know that the Catholics were NOT the only Christian Church around, right?
(Feb 6, 2009) Pope Benedict XVI’s recent weekly public addresses in St. Peter’s Square, he quoted Martin Luther in declaring “Sola fide,” that salvation is by faith alone.
You might like to give this a slow, careful, and serious read:
http://www.scborromeo.org/papers/solafide.pdf