The World Tonight

Police and politicians in Belfast have called for calm after violent protests took place across the city. It comes as a man has been charged with attempted murder over a knife attack on Monday night. Police described the alleged attacker as a Sudanese man, who the Home Office said entered the UK in 2023 and was granted refugee status. We hear more about the social and political context of tonight's unrest.

Also on the programme: we get reaction from the GMB Union to the Defence Secretary's pledge to buy British and find out why an American actor decided to learn Welsh to appear on the BBC's longest running TV soap.

The US president intervened after Iran and Israel launched missiles at each other. We speak to former American Ambassador to Israel, Thomas Nides.

Also in the programme: British Prime Minister Keir Starmer wants Apple and Google to install software on phones that will prevent children from taking or sharing explicit images – but does the technology exist to make that request a reality? And we ask researchers why a record numbers of octopuses have been spotted off the coast of England.

Dr Sanjoy Kumar’s daughter Grace was one of three people killed in the 2023 Nottingham stabbings. He tells Shaun Ley that the authorities have different questions to answer after the murder of Henry Nowak in Southampton last year.

Also in the programme: Canadian astronaut Chris Hadfield responds to news that crew on the International Space Station (ISS) were ordered to shelter in an attached spacecraft after the structure sprung a leak. And a new exhibition celebrates 50 years of the Undercroft Skate Space below London’s Southbank Centre.

Speaking on BBC Question Time, Greater Manchester Mayor Andy Burnham says he would join any challenge for the Labour leadership. He would need to win the Makerfield by-election later this month in order to launch an official leadership bid.

The Conservative leader Kemi Badenoch has told the BBC that conflict over identity politics could eventually lead to a civil war in the UK. We look at whether identity politics has contributed to a fracturing of British society.

Also in the programme:

The warning from the US Secretary of State comes as Ukraine strikes St Petersburg. We hear how the news is going down in Washington DC.

Also in the programme: after 18-year-old student Henry Nowak was handcuffed and arrested as he lay dying, we hear how police officers are trained. And Barack Obama’s presidential library in Chicago opens its doors to the public in a couple of weeks’ time, but is it any good?

Prime Minister Keir Starmer is among those saying there are questions for the police to answer after the release of harrowing bodycam footage of Henry Nowak's final moments.

Long-awaited documents published by the government have revealed messages between Lord Mandelson and ministers strongly criticising the prime minister, No 10 and Labour MPs. We hear reaction from Labour MP Kim Johnson.

Also in the programme: a new proposal could see abusive air passengers placed on a national blacklist and prevented from flying. And on what would have been her 100th birthday, we reflect on how Marilyn Monroe’s legacy has evolved over the years.

The Russian President says it was likely a Ukrainian drone that was responsible for hitting the block of flats in the Romanian town of Alati. The UK’s Europe Minister Stephen Doughty gives his reaction.

Also in the programme: businessmen Shiv Malik explains his plans to build a new city east of Cambridge that could house one million people in affordable homes. And Shaun Ley speaks to Hong-Kong-born conductor Elim Chan, who’ll become the first woman to lead one of the United States’ leading orchestras.

A “perfect storm” of challenges is creating a “lost generation” of young adults who are neither in work, education or training, according to a review by former minister Alan Milburn. As more than a million 18-24 year olds fall into that category, we hear from three political figures from three different parties about how they’d tackle the problem.

Also on the programme: US officials say they’ve reached a tentative deal with Iran to extend a ceasefire and launch negotiations on Iran’s nuclear programme. We get the latest and explore what it might mean for Lebanon and Israel.

And as observers suggest the intense heat in Paris is behind Jannik Sinner’s dramatic crash out of the French Open, we ask what is meant by the “wet bulb” temperature?

Authorities in New York and New Jersey probe allegations that some 2026 World Cup ticket prices may have been artificially inflated. We hear the reaction of former Fifa vice-president Jim Boyce.

Also in the programme: how India is coping with temperatures as high as 45C. And the head of UK spy agency GCHQ urges the public to ditch their online passwords in favour of passkeys. We speak to the head of the consortium that developed the technology.