In the world of NATO the old, familiar world of staunch allies and unblinking deterrence it counted as big news: defense ministers meeting in Warsaw last week agreed to admit seven Eastern European countries into the alliance in November. But this so-called big-bang expansion was all but drowned out by the technicolor blasts coming from a brand new world a world of terrorism and pre-emptive strikes against enemies who can't be deterred. In this new world, it turns out, steadfast friends are at each other's throats, one war may start before the last war is finished, and Europe...
