Habits are learned overtime until it becomes a part of you. Stopping it is a very difficult task. Some people says total abstinence for at least 3months would help but I'm in doubt.
The cause of the war is a complicated matter. Both parties are saveguarding their interest. On the IDF side they'll have to complete their offense before calling it off.
In my opinion, if a girl want out, she shouldn't do it confronting the guy. She might call the relationship off by a phone call or a text. And then avoid him. Confronting the guy might be dangerous...