If he gets away with shutting down USAID by fiat then it makes it clear that he can go outside the bounds of law and demand anything of the executive branch.
The next step might be going to the DOJ and telling them to detain, let's say, Ilhan Omar on suspicion of treason. This illegal demand will have much more force because anyone refusing it will know that they stand on their own and have no recourse through the courts or congressional oversight.
The next step might be going to the DOJ and telling them to detain, let's say, Ilhan Omar on suspicion of treason. This illegal demand will have much more force because anyone refusing it will know that they stand on their own and have no recourse through the courts or congressional oversight.