An emotional Keir Starmer announced his resignation as prime minister and Labour leader on Monday morning, less than two years after he won a huge majority at the general election. The question now is who will replace him: will Andy Burnham sweep into No 10 uncontested? And can he make a difference where Starmer failed?. Help support our independent journalism at theguardian.com/politicspod

Andy Burnham will return to Westminster as an MP, and potential challenger to Keir Starmer, after decisively beating Reform UK to win the Makerfield byelection. Kiran Stacey and Jessica Elgot chat through what happens next. Help support our independent journalism at theguardian.com/politicspod

Keir Starmer has announced his social media ban for under-16s. The proposals are tougher than expected, and include a ban on major apps such as TikTok, Instagram, X, Snapchat, YouTube and Facebook. Plus, the Makerfield byelection is on Thursday. How will team Starmer be preparing for a potential Andy Burnham win?. Help support our independent journalism at theguardian.com/politicspod

After nights of violence across Belfast this week, politicians continue to call for calm, but what else can be done to stop the violence spreading? Plus, Jessica Elgot has been to Makerfield and spoken to undecided voters on the doorstep. Help support our independent journalism at theguardian.com/politicspod

The defence secretary has resigned over the government’s military spending plans, in another major blow for Keir Starmer. In a scathing letter to the prime minister, John Healey said the long-awaited defence investment plan ‘falls well short of what is required for defence’ and that he would have to take decisions that ‘could make Britain less safe’. Nosheen Iqbal speaks to policy editor Kiran Stacey. Help support our independent journalism at theguardian.com/politicspod

The Ukrainian president says Vladimir Putin’s days are numbered. As the Russian president’s influence wanes and his war machine crumbles, Volodymyr Zelenskyy says it is important for Europe and the world to stick together. Pippa Crerar and Luke Harding speak with Zelenskyy on his most recent visit to London. Help support our independent journalism at theguardian.com/politicspod

Keir Starmer says he will fight on as prime minister, but behind the scenes he is said to be thinking about his legacy. He’s talking this week about tech companies and the shape of a social media ban, but he is also focussed on resetting the UK’s relations with EU and defence. Pippa and Kiran discuss what his legacy might be and the role Andy Burnham has to play. Help support our independent journalism at theguardian.com/politicspod

With three weeks to go until the Makerfield byelection, where an Andy Burnham victory could change the direction of the Labour party, Pippa Crerar joins him on the campaign trail in Wigan and Leigh, speaking to voters on their doorsteps. Help support our independent journalism at theguardian.com/politicspod

More than 1,000 pages of emails and WhatsApp messages have been released relating to Peter Mandelson’s appointment as the UK’s ambassador to the US. The documents show Mandelson’s criticism of Keir Starmer, and his desperation to become the Oxford University chancellor – but the controversial vetting file from when he was appointed ambassador is missing. Pippa Crerar and Kiran Stacey explain what these files show us. Help support our independent journalism at theguardian.com/politicspod

Peter Walker is joined by pollster Luke Tryl of More in Common to discuss Sir Tony Blair’s intervention in the Labour leadership saga and the party’s prospects in the Makerfield byelection Please send your questions and messages for Pippa Crerar and Kiran Stacey to [email protected]. Help support our independent journalism at theguardian.com/politicspod