His orders were given by his immediate superiors.
However, the order(s) to deploy to Afghanistan received by his superiors come from the Pentagon that is run by the Secretary of Defense who gets his orders from Obama. Is Obama legally able to give lawful orders? Obama may not be.
His orders were given by his immediate superiors.
So you are saying that his immediate superiors can order him to fly halfway around and attack an enemy?
OK, and their orders, etc.? It is CIC Obama that is expanding our force in Afghanistan. If he’s illegit, aren’t his orders also illegit?