Minor correction they are not developing a more deadly plague, they merely have the receipt for their most deadly strain and still produce that stuff in secret, though Garrosh permits them to use a weakened strain.
Yes the forsaken commit war crimes, if such a thing really exist in wow universe, since no such thing as a genova convention exists there, merely varying codes of honor.
Yeah it is strange how many people bash her, what she did was morally questionable, but absolutely justified, but oh well. A typical move from a grey character, which Jaina recently became .