The other day, when I made a reference to "the war on terrorism," a Democratic friend of mine objected: "It's not a war." I never found out what he thought it was -- the conversation wandered off in other directions -- but the question keeps nagging away in the back of my mind. If it isn't a "war," what is it? I have no particular hang-up about calling it a war. Call it a "fracas," if you prefer, or a "brouhaha." But it is certainly something, and deserves a name. And I will concede that, if it is a war,...