President George Bush said yes; some bishops said no; even Doonesbury touched on the question. But what does it mean, in any case, to say that a war is just? What are the yardsticks of justice that support President Bush's claim that it was just to reverse Iraq's invasion of Kuwait? And how does one evaluate the justness of stopping the war when the allies did? And what of our fierce bombing of the fleeing Iraqi troops on the road from Kuwait? The threat to Israel? The value of oil in weighing whether to fight or not? But Was It Just? is an ethical primer in which the leading thinkers of our...