Admiralty law and common law overlap with other groups of supporters only in subject matter. It has nothing to do with fringe elements. Those subjects are the fundamental basis of the evolution of our country, freedoms, laws political structures and sovereignty. I would recommend doing some basic research in these areas. Understanding what they represent will immediately answer your questions and you will be one step further in knowledge. By the way if you do look into this it will branch out into a massive web of interconnecting areas.