Conservative Libertarians are the intellectual heirs of the Anti-Federalists. In a nutshell, they see the federal government as an enemy, and the president as a potential latter day George III. The principal task of the citizenry is to push back against any encroachment on their freedoms by the tyrants in Washington who are forever trying to extend their powers beyond the four corners of the Constitution.
While the CLs are more than adequately represented in the world of pundits, there aren’t many prominent pure CL officeholders. Rand Paul comes the closest to the ideal type. Given his ideology, you would think that Paul would be horrified by the Mussolini wannabe in the White House. But nooooooo! He even provided a gushing testimonial for Trump on national TV last night.
If you’re looking for concrete evidence as to the level of decay within the GOP, you could do far worse than that.