On 12 January 2017, Senior White House Advisor Stephen Miller seemed to be advocating that the President be given supreme power over the Legislative (Congress) and Judicial (Courts) branches of government. This would represent a Constitutional crisis because it attacks the structure and function of our government.
Below are two segments from the “Morning Joe” show (MSNBC) posted to YouTube on 13 Feb 2017.
Video Part 1
Video Part 2
For further reading, see “Branches of Government” on the USA.gov website.