You start to behave like troll. Your original question has been precisely answered. The answer to your question whether or not he could be sued over war crimes, has been given. The hint to a summary and quick overview what the legal understanding of "warcrimes" is, I now give to you for the second AND THE LAST time. Either you get the answer to your original question now, or you don't. The historic background of how the term emegred and got anchored in international conventions and bills, is included. If you would have read it the first time, you would know it by now.
http://en.wikipedia.org/wiki/War_crime