Yes, Brian, as one who has written a few books on the Civil War period your overview is excellent, but still Trump fits right in with the worst of them. The big difference is that the progressive forces arrayed against are much stronger today than in the past, so that he has been keep in better check than despicable ones of earlier times.

But if it turns out that Trump has, indeed, cavorted with a foreign enemy that may turn out to be a new low for American presidents.