All Generals should resist obeying illegal orders.
Trumps orders wouldn’t be illegal and this guy should be imprisoned.
“All Generals should resist obeying illegal orders.”
This.
Similar thing actually did happen in 1861. Many West Point graduates in the US army resigned and resisted illegal presidential orders. Many, many were killed.
Still, the US constitution was amended using the bayonet and the perpetrators seem to have prospered.