Boris Johnson's 12 worst moments that show stunning collapse of his popularity

Boris Johnson has spent the day on his political knees begging Tory MPs to back his dwindling premiership as he faces a vote of no confidence.

Under the Prime Minister's leadership, the Conservatives have tanked in the polls for the last six months, giving Labour a small and steady lead.

Exactly a year ago, on June 6, the Conservatives averaged 45% with on Labour 33%, and the Lib Dems on 7%.