Considering the very people they'd send in to arrest everyone are being oppressed by the same demons they probably won't have much luck. The military has already suffered a great deal, including some very British Gentlemen who defended themselves against mongrel intruders.
There's something important about this area. They wanted to do the same thing in OKC and tried to use the excuse that they had the 10 Commandments gifted to them by a former leader to shoehorn their monstrosity in. Oklahoma is VERY important to Satanists. They held a black mass near the capitol in "protest".