Here is a good analysis in part of Today’s Religious Left. There is a brief history of the Social Gospel movement in America. Christopher H. Evans, the author, comes to this conclusion:
Can the religious left achieve the public status of the religious right? The theme of “social salvation” that was critical to Walter Rauschenbusch, A.J. Muste and Martin Luther King Jr. might, I believe, very well galvanize the activism of a new generation of religious progressives.
Learn why so few have tried to address it. (This article shows why they can’t address it.)
Here is their [Islam’s] disaster. If the Koran is uncreated, the Koran is a deity. Think about it. But if the Koran is God, and Allah is God, the Islamic doctrine of hard monadic monotheism falls apart.
Read the rest of the story here.