How did the world heavyweight champion end up running a city of 3 million people in wartime?

Vitali Klitschko joins Nick from the Ukrainian capital in the midst of a Russian campaign to descimate the city's energy infrastructure.

He talks about what peace could look like, the lessons he learned from living under Soviet rule as a child, and why he decided to abandon a lucrative life in the US to enter Ukrainian politics.

Senior producer: Daniel Kraemer Producer: Flora Murray Sound: Ged Sudlow Editor: Giles Edwards

What happens when US Vice President Vance goes drinking with Angela Rayner & David Lammy?

The Deputy Prime Minister and Justice Secretary knows America better than probably anyone else around the cabinet table. And in this interview he reflects at length on the state of the world and the significance of the US president's Greenland threats.

David Lammy gives an impassioned defence against critics who question his friendship with Vice President J D Vance and reflects on his life's journey from Tottenham to Harvard.

He also discusses the ongoing row over jury trial reforms, potential upcoming by-elections, and Keir Starmer government's storytelling.

Senior Producer: Daniel Kraemer Producer: Flora Murray Sound: Hal Haines and Chris Murphy Editor: Giles Edwards

The National Education Union's general secretary on banning social media, strikes and race

Daniel Kebede says he is "completely aligned" with Kemi Badenoch on social media policy but warns that the Labour government is on a "collision course" with teachers over pay and conditions.

Why does a former minister describe him as "disarming" while the press brand him as "militant" and a "hardened protester"?

Nick also presses Kebede on the blocking of a Jewish Bristol MP from visiting a school, past comments about Israel, and whether taxpayers can afford further pay rises for teachers.

Producers: Daniel Kraemer and Flora Murray Sound: Stephen Pontin Sound mixing: Robin Schroder Editor: Giles Edwards

What is the Scottish First Minister's secret for getting Donald Trump's attention?

Nick is in Edinburgh to sit down with John Swinney, at the start of a year of big elections across the UK, including for the Scottish Parliament.

He has been at the top of SNP-led government's for almost all of the last 19 years. He is now asking for another five years, with the hope of securing a new independence referendum.

In this conversation, Swinney talks about how he charmed Donald Trump, reflects on a dangerous world, and opens up about the pressures on his family life.

Producer: Daniel Kraemer Research: Flora Murray Sound: Fiona Fairmaner Editor: Giles Edwards

An exclusive interview on immigration, racism, Russia, Farage and Trump.

Jordan Bardella is the leader of National Rally in France, and currently leading the polls to become president in 2027 if his mentor, Marine Le Pen fails to overturn a conviction that bars her from running for office.

In the meantime, he is on a mission to persuade people that his party has changed since its history as the National Front, founded in the 1970s by Jean-Marie Le Pen, a convicted racist and Holocaust-denier.

Can he succeed?

In this interview, Bardella responds to Donald Trump's criticism of Europe, rejects challenges on racism and explains why he is in London to meet with Nigel Farage

Producers: Daniel Kraemer and Leela Padmanabhan Research: Lisa Louis Translation: Pierre-Antoine Denis Additional translation: Merlyn Thomas, Erwan Rivault Sound editing: Craig Kingham Editor: Giles Edwards

Why did the leader of the opposition call the chancellor 'spineless' and 'shameless'?

Kemi Badenoch joins Nick in the Political Thinking studio to reflect on what lay behind the personal and political debates around Budget Day.

How can she emulate Margaret Thatcher's regeneration of the Conservative Party?

How did anger help drive her into politics?

And why do her kids wish she still worked at McDonald's?

Producer: Daniel Kraemer Research: Chloe Desave Editor: Jonathan Brunert Sound: Ged Sudlow and Andrew Mills

Why is the Home Secretary warning against leaving space for "darker forces"?

Shabana Mahmood sits down with Nick off the back of announcing sweeping changes to the asylum system in the UK.

Why did she decide to quote explicit racial abuse in the House of Commons? And how does she intend to avoid "ceding the territory of asylum to the far right"?

The Home Secretary reflects on how her Muslim faith plays a part in her job and sense of public service. And she reflects on the "humiliation" of the Downing Street briefing chaos.

Producer: Daniel Kraemer Research: Chloe Desave Sound: Ged Sudlow and Hal Haines Editor: Jonathan Brunert

Can Plaid Cymru replace Labour as the party of power in Wales next year? Rhun ap Iorwerth, the party's leader, thinks so.

Rhun ap Iorwerth joins Nick in the Political Thinking studio to talk about how his parents' passion for Welsh heritage and language formed the basis for his vision for the country.

They explore Welsh identity and the anti-monarchy spirit that inspired the name of his teenage band.

Also on the agenda: immigration, mispronunciations, and Robbie Williams.

Producer: Daniel Kraemer Research: Chloe Desave Editor: Leela Padmanabhan

Ed Davey warns Starmer against handing Reform UK 'the keys into 10 Downing Street'

Producer: Daniel Kraemer Research: Chloe Desave Sound: Ged Sudlow and Andrew Mills Editor: Giles Edwards

How a trip to the West Bank in her teens set the Coventry MP on a path into politics.

Zarah Sultana joins Nick in the studio a few weeks before the launch of her new party with Jeremy Corbyn.

In the interview, they discuss her positions on NATO, the state of Israel, seeking power, and why she likened her relationship with Corbyn to the Gallagher brothers.

Producer: Daniel Kraemer Research: Chloe Desave Editor: Giles Edwards

Driving through Gaza is like "driving through the ruins of Hiroshima, or Stalingrad, or Dresden"

Tom Fletcher has been the United Nations humanitarian chief for almost a year and speaks to Nick two weeks into his organisation's efforts to get as much aid as possible into the Gaza Strip.

He gives a behind-the-scenes account of how he works with the Trump White House and how the ceasefire deal was struck in Sharm el-Sheikh.

Fletcher also shares his lessons learned from his years as foreign adviser to Tony Blair, Gordon Brown and David Cameron.

Producer: Daniel Kraemer Research: Chloe Desave Editor: Giles Edwards Sound: Hal Haines and Ged Sudlow