Kelly was brought to the White House to impose order. Now he's stirring controversy.

Kelly was brought to the White House to impose order. Now he's stirring controversy.  Washington Post Kelly is right about Robert E. Lee  New York Post White House defends Kelly's Civil War comments, calls criticism 'disgraceful'  Politico Slavery Thrived on Compromise, John Kelly  New York Times The Civil War Was Not a Mistake  The AtlanticFull coverage