Boris Johnson has promised an “oven-ready” Brexit by January while Jeremy Corbyn offered to resolve the issue within six months.

On the first full day of campaigning for the December 12 election the two rivals for No 10 blamed each other for the failure to meet today’s Brexit deadline.

Both face awkward questions over their future policy on the EU, however, even as they ask voters to break the deadlock that has dogged politics for the last three years.

Corbyn pledges to solve Brexit in six months

Mr Johnson, who said that he would rather be “dead in a ditch” than delay Brexit beyond October 31, said he had been thwarted by parliament. The prime minister is promising that if voters give him a majority Britain will be out of the EU by