No, he is not - not legitimately. He’s only acting like it and getting way with it.
It is up to the American People to rise up and take their country back, through state nullification of his unconstitutional federal acts if necessary and/or impeach him for treason against the Constitution and the United States.
Look, and understand this - the American people WILL NOT be able to stop this tyranny via civil means. PERIOD.
We are waaaaay past that point and our population is being replaced.