Boris Johnson 'muzzled' Donald Trump by getting him to pull out of an interview ... trends now
Mr Johnson's aides feared endorsement by Mr Trump would harm the Conservatives' popularity ratings at a time when the party was surging ahead in the polls.
But advisers warned if Mr Trump publicly expressed his admiration for Mr Johnson, it would backfire.
Mr Johnson was told the then American President had a 'toxic' image in Britain and it would harm his standing in the public's eye.
'But it was only when the former Prime Minister telephoned the 45th American President (left) and told him not to speak to Mr Morgan (right) that the