Obama, the Great Divider

Obama, the Great Divider

It was the commitment at the core of Barack Obama's candidacy, the most important promise he made to the American people: He would unify a divided nation. Again and again, he vowed to repair the political breach. To end the bitter polarization of American life, to do away with "slash-and-burn" politics that "tear us apart instead of bringing us together" -- above all else, that was the hope and the change he offered.

At every milestone in Obama's journey to the White House -- from the keynote address in Boston that put him on the national radar...