JANET DALEY: 9/11: The dark day that brought out the worst in Britain. “The tragic events of 9/11 were immediately followed by a grotesque and shameful fusillade of anti-Americanism, which still resonates today. . . . Now the refrain is: America lost an opportunity to examine its role and question its assumptions. Why, in other words, couldn’t it have revelled in the kind of self-doubt and identity crisis that has become Europe’s chronic condition?”