FFOTUS has tossed our US Constitution into the paper shredder and disclaimed any restraints on his powers.
OK. Then....
Congress can play the same game - it can hire its own armed forces. (How and where it gets the money is an exercise left to the reader.)
And generals, more likely colonels, in the US military can say "we don't need no stinkin' commander-in-chief to tells us what to do." This would bring on a good 'ol South American Banana Republic …