The number of people supporting calls for a general election has increased since Liz Truss resigned as Prime Minister.
Prime Minister
Who are the contenders for the next leader of the Tory Party?
Former chancellor Rishi Sunak and Leader of the House Penny Mordaunt have emerged as the main contenders.
What next for Boris Johnson, the former PM with aspirations to lead again?
Mr Johnson was forced late on Sunday to admit he could not unite his warring party, seemingly surrendering to Rishi Sunak.
SNP preparing for general election as Boris Johnson returns to UK
The former prime minister has flown back to the UK, with many in his party tipping him to return to power after Liz Truss dramatically quit.
Backing Boris Johnson for prime minister again is ‘retrograde’, Greg Hands says
In July, Mr Johnson had offered him the Northern Ireland secretary job.