President Trump backs down from tariff threat on allies

President Trump has warned Iran that time is running out to negotiate a nuclear deal, threatening Tehran with a ‘massive armada’ headed to the Middle East. We assess the US military build up in the region and hear what protestors inside Iran think.Also on the programme: As Keir Starmer prepares to meet the Chinese President, we hear from the son of jailed British pro-democracy campaigner Jimmy Lai.And the two-year-old snooker prodigy who has broken two world records with his trick shots.

As Keir Starmer prepares to fly to Beijing, can he sell his trip as an economic win - without selling out on human rights?We hear from a Labour MP - and we visit London's Elephant and Castle neighbourhood, where the links between UK and China are visible - and appear to be growing. Also on the programme: on Holocaust Memorial Day, we speak to Maurice Blik, the man who became a famous sculptor on the origins of his craft - in a concentration camp. And.. as MENSA turns eighty - can it stay relevant?

After another US citizen is killed by immigration agents in Minneapolis - will a change of tone from the White House alter the public mood?We'll speak to the former head of US Customs and Border Protection. Also on the programme: a turbulent 36-hours in British politics as Suella Braverman defects and Andy Burnham is blocked. So is it a double win for Reform UK?

Keir Starmer has hit back at Donald Trump’s claim that NATO forces stayed away from the front line in Afghanistan, calling it “insulting and frankly appalling”. We hear from an American who served alongside British troops and later became a senior Pentagon official under Trump. Also on the programme: decision time for Andy Burnham, who has less than 24 hours to decide whether to plot a return to Parliament.And Minneapolis grinds to a halt as opponents of immigration enforcement raids hold a general strike in the city.

As Moscow says peace talks to end the war in Ukraine have begun, President Zelensky launched a strident attack against his European allies at Davos for being in ‘Greenland mode’ and failing to take action independently of the US. We hear from a correspondent who’s spent time on the front line in the Donbas. Also on the programme: Westminster is flung into speculation as a Manchester seat is to become vacant, potentially giving Andy Burnham a route back into parliament. And mysterious organisms that dominated the ancient landscape: once thought to be fungi, now scientists at the University of Edinburgh believe they are part of a distinct evolutionary branch of life.

The US President said a "very productive" meeting with the head of NATO has led to the framework of a potential deal covering Greenland and the Arctic regions. We speak to a member of the Greenland parliament and a Republican close to Trump. Also on the programme: the latest on the 'Board of Peace' for Gaza; the UK government announces a cash injection for the arts; driving test cheats; and Mel Brooks's son Max on a new documentary about his father.

While European leaders criticised President Trump's plan to acquire Greenland, he insisted there was "no going back". We speak to a former UK ambassador to the Trump administration.We hear about clashes between the Syrian government and the country's Kurdish minority, and the implications for Islamic State captives. And could a cancer screening scheme on the Shetland Islands become a model for preventative medicine?

Donald Trump has vowed to follow through on his threat to impose tariffs on European countries who oppose his demand to take control of Greenland. We hear from former US Defence Secretary Chuck Hagel on whether his Republican Party colleagues in Congress are likely to support legislation curbing the President’s ability to spend money on any potential US military action to secure Greenland.Also in the programme: The government will consult on whether social media should be banned for under-16s in the UK. But would such a measure actually make children safer online?And as American country music legend Dolly Parton turns 80, we explore why her songs have lasted the test of time.

The chief constable of West Midlands Police, Craig Guildford, one of the country's most senior police officers, has retired after damning criticism of a decision to ban Israeli fans from a match against Aston Villa. A crossbench peer, Lord Austin, who is the government's trade envoy to Israel, welcomes the departure, but local MP Ayoub Khan defends Mr Guildford, saying he acted in good faith.Also on the programme: we speak to the lawyer for the family of Renee Good, who was shot and killed in Minnesota by a US immigration agent; and we hear how a new Game of Thrones spin off could bring a boost to tourism in Northern Ireland.

In a hastily arranged press conference, Robert Jenrick said the Conservatives had failed so badly he couldn't remain one of them. We hear from Conservative former chief whip Lord Hart - and our political editor Chris Mason analyses what today means for British politics.Also on the programme: President Trump still has his sights set on Greenland, despite the arrival of a contingent of European troops on the territory. But members of Congress are trying to block President Trump's ambitions - we're joined by one of them, Democrat Bill Keating.And why there's a campaign for English Evensong to be recognised with world heritage status.