John Bercow described the suspension of parliament as an offence against the democratic process

John Bercow is on course for a “collision” with his most senior advisers as he prepares to give MPs the power to thwart Boris Johnson’s Brexit plans, Westminster insiders have said.

The Speaker, who had already repeatedly stated his determination to give the Commons a chance to block no-deal, is furious with the prime minister’s decision to prorogue parliament.

Mr Bercow is expected to grant an emergency debate next Tuesday to enable MPs to wrestle control of the order paper from the government. This would give them, and subsequently members of the Lords too, a few sitting days until prorogation to pass legislation seeking to delay or block Brexit.

Any such move is likely to involve revising how emergency debates under