Also, of course, for most of this time most Americans thought of America as a white country with, at best, only a very segregated and subordinate role for blacks.

But then I came to the conclusion that no, while there may be an immigration problem, it isn't really a serious problem. The really serious problem is assimilation.

U.S. foreign policy is in every area impacted by ethnic groups of one sort or another as well as economic groups and regional groups.

I don't think that the Israeli lobby is unique. It may differ from the others in the extent by which it is focused on just one issue, which is the survival of Israel, which is understandable, and promoting Israeli development and aid to Israel, and so forth and so on.

I think it's hard to talk about the Muslim world and Christian world as blocks.

The question really is what will be the central focus of global politics in the coming decades and my argument is that cultural identities and cultural antagonisms and affiliations will play not the only role but a major role.

Partial truths or half-truths are often more insidious than total falsehoods.