Boris Johnson has outlined plans to scrap the legal obligation to isolate with COVID, which experts warn could exacerbate inequality.
The former prime minister said, like the public, she was "angry" to hear reports of rule-breaking in Number 10.
Jacob Rees-Mogg comments about a general election have been seen as a thinly-veiled threat to Tory MPs with small majorities in their constituencies.
It came as Boris Johnson awaits the findings of the Sue Gray report into parties which were allegedly held in Downing Street during the national lockdown.
The chancellor entered the room where the birthday gathering was held on his way to a meeting, Yahoo News UK understands.
Jacob Rees-Mogg defended Boris Johnson in the wake of the decision by the Met Police to investigate Downing Street parties, saying he had got "all the big decisions right".
MP Christian Wakeford has claimed he was told a school in his constituency wouldn't happen if he didn't back the Conservatives.
Boris Johnson seemed unable to answer a simple question about the allegations of his prior knowledge of the Downing Street party
Wakeford told Johnson that 'you and the Conservative Party as a whole have shown themselves incapable of offering the leadership and government this country deserves'.
A government minister has defended Boris Johnson's lockdown party, saying he relies on staff to keep him fully informed