Slightly dated, but still a good read:
One day, in a sardonic jibe at some conservative who was piously claiming the mantle of heaven, I told my wife, "Don't forget, God's a Republican." Without missing a beat, she replied, "But his son's a Democrat."
Between the Old Testament Jehovah and the New Testament Jesus, a Christian can find support for almost any ideological perspective. American religion used to have room for many different political views, and American politics used to feature religious people across the entire ideological spectrum.
At one time, mainstream denominations were just as likely to tilt to the left as to the right. Back during the 1960s, as a teenage Christian conservative, I was continually annoyed by antiwar ministers and priests who admired Che Guevara.
At the height of the Cold War, U.S. Catholic bishops called for nuclear disarmament. In 1983, I went to a Lutheran service expecting a sermon commemorating the 500th anniversary of the birth of Martin Luther.