Gee, Maybe he said fuck the ol' U.S. of A. and its collective military tight ass.Or, look at the book deal he'll get when he gets back home.
Or, here's an idea - he's probably human - much to the chagrine of the military and was just doing his best and oh, by the way - John Wayne died of lung cancer - a pitiful shadow of his pre-cancerous Camel smoking self, not at the Alamo or Iwo Jima or anywhere else.
pax yall