There is a simple formula on the matter, either you’re willing to offend people for the sake of God and sacrificing a desirable tax-exempt status, or the religion in question gets effectively proven to be just another worldly institution. At the rate things are going, we will literally be seeing the vetting out of which Churches are truly of God, and which ones aren’t, in not so long a time.
We have to support groups that are doing the right thing, aka saving the Republic, without regard to 501(c)3 status. Our future is at stake; whether or not that $20 or $100 donation can be deducted should be a minor concern.
Scouts Out! Cavalry Ho!