Well, actually, if they 'had their way' in the sense that you mean, then the Nazi Reich would be the dominant power in the world today.
That's in part why he's not entirely right, just mostly right..
Well its great to be a "redical libertarian" in theory. Unfortunately, the world is governed by those with powerful militaries. Always has been, always will be. Either you pony up the tax $$ to defend your national interests, or you get swallowed by an evil opponent.