Look at what hindus id for the persecuted religions of the world (Zoroastrians, early Christians, Jews were allowed to live as Indians in India when they were persecuted elsewhere). Look at the activities of Christian Missionary cheats, the mass slaughter of Hindus of Goa by the portugese, the fraudulent re-writing of Hindu History by the Missionary traitors posing as scholars.... The deceitful grabbing of temple land and funds....
So, the fight advocated by Shri Krishna was very much fair and with the soldiers on the battle field, as compared to the fight undertaken by muslims and christians who always attack civilians through direct & covert means. And example being the proposed destruction of Ram Sethu....