Suella Braverman’s decision to defect to Reform UK is not just another blow to Kemi Badenoch’s attempt to stabilise the Conservatives after their 2024 defeat. It also changes what Reform is being judged on.

Earlier this month, Badenoch sacked Robert Jenrick from the shadow cabinet for plotting to defect to Reform. Hours later, he did just that. Braverman’s move takes Reform’s number of MPs to eight. Party leader Nigel Farage has said Reform had been in talks with her for a year.

At this point, though, Reform is at risk of absorbing so many former Tories that it starts to look like the establishment it denounces. This recruitment spree rewrites the insurgent brand.

Reform’s leadership will understandably celebrate Braverman’s arrival as a serious coup. She is a former home secretary and a national media figure. Her departure is an unmistakable signal that the Conservative right is fragmenting. The Times reports she told supporters it felt like she had “come home”, but there is a basic strategic tension here. Reform has thrived by arguing that British politics is run by a closed circle of insiders who fail repeatedly and then reshuffle into new jobs. A rapid intake of ex-ministers risks making Reform look less like a clean break and more like a migration route for political careers.

That attack line is already being deployed. After former chancellor Nadhim Zahawi’s switch earlier this month, the Liberal........

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