So what? You wouldn't get there anyway.
OTOH, what if there truly was no god and people just realized that all in all it's good to have morality (in the long term)? That morality exists doesn't mean that god exists.
How's that news?
Conventional logic? You know, maybe they started to question the war, but by the time they did so were unable to do anything about it? Maybe they think that what they are doing is unjust, but feel that they have to do it anyway? Not sure what that has to do with instincts.
Or something else. Don't use soldiers please for your religious ramblings.
Also note that I don't say god doesn't exist. I just *believe* that he doesn't exist, mostly because of this:
EDIT: Oh and yay, this thread is growing to epic proportions.