Southern Baptists — they went off the deep end a long time ago. And, I believe there are SBC-sponsored NGO facilities helping bring in illegals at the border. I am not sure — have heard both yes and no on that one.
There is a constant battle within the Southern Baptists of right and left fighting for leadership but the great majority vote conservative.
While the Democrats largely depend on the Catholic vote which is the primary reason JFK wanted to import them with his immigration law, the SBs go strong right.