or how about this recent Presidential Order that seems to have slipped by the US news media this month. Some consider it to be an affront to the US constitution.
I don't think "affront" means what I think you think it means. For example:
General Provisions
(20) This directive shall be implemented in a manner that is consistent with, and facilitates effective implementation of, provisions of the Constitution concerning succession to the Presidency or the exercise of its powers...
I'll admit I only skimmed it but it seems like the idea is to make sure that the gov't doesn't drop the ball if TSHTF.