ne of the two major political parties of the United States has linked all its electoral hopes on domestic pathologies, economic downturns and foreign failure. It is actually difficult to name any positive development for America that would benefit the Democratic Party's chances in a national election. Name almost any subject, and this unhealthy pattern can be discerned. If African Americans come to believe that America is a land of opportunity in which racism has been largely conquered, it would be catastrophic for the Democrats. The day that most black Americans see America in positive terms will be the day...