By the end, you should be inside your character, actually operating from within somebody else, and knowing him pretty well, as that person knows himself or herself. You're sort of a predator, an invad...
I cannot bring myself to judge those who are defending their lands against an immoral violent foreign invader. The fact that the immoral violent foreign invader happens to be the U.S. government does...
(n.) One who invades; an assailant; an encroacher; an intruder.