PM vows to ‘keep fighting’ after Greens sweep past Labour and Reform to win byelection – as it happened

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Reform activists are hearing Matt Goodwin has all but conceded defeat to the Greens", the UK poll aggregator Britain Elects has posted on X.

The Green party has predicted a seismic moment" in UK politics, with a party source telling the Press Association:

Things are feeling positive. Not wanting to get ahead of ourselves, but everything that we thought that was going to be happening looks like it's happening ... Whatever happens, I think it's fair to say that Greens are here to stay now as a progressive voice in British politics.