Millions of British voters were heading to the polls in mid-term' local, mayoral and parliamentary elections in England, Scotland and Wales.

Will Reform take Sunderland, or the Greens take Hackney? Can Plaid Cymru take a historic victory in Wales, and will Labour be forced into third place in Scotland? We examine the…

The polls on Thursday will be the biggest test of public opinion since the general election in 2024.