Rolling coverage of the day’s political developments as they happen, including reaction to Boris Johnson’s threat to remove whip from Tory MPs who vote against him on Brexit 10.00am BST Tony Blair is now taking questions. There is a live feed of the event here. 9.55am BST One of the...

Exclusive: leaked report says at present there is no deliverable alternative to the backstopAll potential solutions to the post-Brexit Irish border are fraught with difficulty and would leave smaller businesses struggling to cope, experts have said, as leaked government papers outline major concerns just two months before Britain is due...