The Latest Breaking News from Caerphilly

If any seat has a claim to be part of Labour’s electoral heartland, it is Caerphilly. Labour’s electoral dominance there reaches all the way back to the creation of the constituency in the 1918 UK general election, when Alfred Onions became the the first of many Caerphilly Labour MPs. This…

Rhun ap Iorwerth says party’s win was more than just rejection of immigration-obsessed Reform or rudderless Labour

Welsh nationalists secured a hefty 47% of votes in what had been framed as a close two-horse race against Reform

Predictions of a Reform win were wide of the mark. But Labour’s crushing byelection defeat offers important lessons too, says Guardian columnist Will Hayward

Lindsay Whittle won the Caerphilly Senedd seat with a majority of 3,848 votes and a swing of almost 27% from Labour.

Cabinet Office minister Nick Thomas-Symonds said the result pointed to a ‘fractured political landscape’.

The Welsh town’s byelection was a two-party race – but this time neither Labour nor the Conservatives were in it

Plaid Cymru ‘now well placed to provide Wales with its next first minister’, says top pollster

Plaid Cymru’s byelection victory signals a seismic shift in Welsh politics that will rattle Westminster

In today’s newsletter: Labour has been the largest party in Wales at every general election since 1922. Last night, that history came to an abrupt and painful end – but it was also a disappointing evening for Nigel Farage

Labour comes third with just 11% of the vote in a seat that has long been one of its strongholds