By the same token, when Newt Gingrich, another candidate for the Republican presidential nomination, suggested that illegal immigrants of good character and long standing should be allowed to stay, Mr Romney attacked him too.

ECONOMIST: Immigration politics

Written by award-winning author Chris Cleave, Little Bee tells the story of an illegal Nigerian refugee (the title character) who is set free from a British detention center and ends up at the doorstep of Sarah, a recent widow from suburban London.

FORBES: Reading: Little Bee by Chris Cleave