Millions will vote in parliamentary elections in Scotland and Wales, and local elections in England.
Scotland remains more or less split down the middle on independence, more than a decade after the referendum.
This is delicate terrain for the prime minister both in the UK and among international leaders too.
A poll carried out for the BBC examines the issues which will influence how people plan to vote on 7 May.
Zack Polanski has led the Greens to their first Westminster by-election victory, just six months after taking over the party.
Spencer marked her victory by apologising to customers for potentially having to cancel work due to her Westminster move.
Not only did Hannah Spencer become the first Green to win a by-election, she won it well.
Separate bills to let terminally ill people end their life are being considered at Westminster and in Scotland.
The Chancellor is trying to use this moment as a launching pad for a wider attempt to gee up consumer and business confidence.
In the Commons, MPs shared their personal experiences of meeting the former prince – all of them were resoundingly negative.
A key Labour figure for decades, Lord Mandelson faces renewed scrutiny over his relationship with Jeffrey Epstein.
It comes after the ex-Labour minister was accused of passing sensitive government information to Jeffrey Epstein.
Alan Milburn returns to his hometown of Newcastle as he undertakes a review into the growing numbers of young people out of work.
Keir Starmer and his team knew last week that delays to council elections would need to be reversed.
The government is expected to outline its plan to overhaul the complex system of support for children with special educational needs and disabilities (SEND) in England soon.
The prime minister's speech comes after a tumultuous week in his political career back home.
Larry the Cat, No 10's chief mouser, is among those paying tribute to his former rival.
The decision to appoint Peter Mandelson has prompted soul searching about women’s role in government, writes Laura Kuenssberg.
The new party is set up by former Reform UK member, Rupert Lowe.
Lord Mandelson has previously expressed his regret for his continued association with Jeffrey Epstein.