Tuesday briefing: How to understand Wales, Scotland and Northern Ireland’s joint call for change

What happened
In today’s newsletter: Plaid Cymru, the SNP and Sinn Féin have signed an agreement for greater powers, as pressure grows on Westminster over the UK’s future Good morning. Back in May, the shape of British politics shifted dramatically. I’ll forgive you if you were too preoccupied refreshing Andrew Sparrow’s live blog for the latest speculation about Keir Starmer to notice, but since 7 May, centre-left nationalist pa…
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