The ex-PM is one of the prominent politicians leading the Popular Conservatives movement.
Unpopular former prime minister tells launch of 'Popular Conservative' movement the Tories have failed to take on "left wing extremists".
The former chancellor was sacked by Liz Truss shortly before her own demise.
"Popular Conservatism couldn’t find a more unpopular spokesperson if they actively tried."
George Freeman, who quit as science minister in November, says his repayments jumped from £800 a month to £2,000.