Well put, Decimus.
And most though provoking. I too have helped my country do things that may not have been right, nor even necessary.
Perception is the key. The people we are fighting are as dedicated to their mission as I am to mine. Maybe even a little more dedicated. Their belief in the justice of their cause is as strong or perhaps stronger than mine.
The United States has been lucky in that "our side" writes the history books, but that luck won't last forever.
I wonder what will be worst for our cultural cognizance
Losing a just war or winning an unjust war?
It will be a cultural shock when we are the bad guys.