They did exactly that in the Garcia case, which was a "big-ticket SCOTUS case". It became politically untenable and they eventually backed down, but the post-ruling response was initially "nuh uh!"
He sure is confirming his contempt for the court right now on live TV.
Trying to drum up support for his hate against anything sesible in his sight.
Edit: This just in . . . he is peeved, his face just turned so red it bled plum through the orange layer. People should review this on Youtube later if nothing else for this alone. The most meaningful thing in the rant :)
Edit2: And . . . he's announcing additional tarriffs in real time. You can't make this up.