Keir Starmer's personal ratings are the worst for any PM for the past four decades, according to analysis.
The Labour leader even outdid the grim numbers recorded by Gordon Brown after 300 days in office.
Political research firm Britain Elects aggregated polling data on premiers since Margaret Thatcher.
It found that when Sir Keir secured his election landslide last July he had a marginally positive score.
However, that honeymoon quickly ended, with the winter fuel allowance cut, tax hikes, a summer of riots, and a donations row all taking their toll.
