For the past forty years, northerners John and Pauline Prescott have led a double life, spending almost as much time down south as at home in Hull. It has given this unique double act a revealing insight into the differences which divide the North and South of England today.

Coverage of President Obama's Inauguration, with Huw Edwards and Matt Frei in Washington.

How the great Soviet superpower, crushed and humiliated, has been resurrected in the form of Vladimir Putin's new Russia.

How the great Soviet superpower, crushed and humiliated, has been resurrected in the form of Vladimir Putin's new Russia.

This four-part series is made by Norma Percy and the team at Brook Lapping with a track record for getting behind closed doors with multi-award-winning series like The Death of Yugoslavia, The Second Russian Revolution, and Iran and the West. For the first time Putin's top colleagues - and the Western statesmen who eventually clashed with him - tell the inside story of one of the world's most powerful men.

Vladimir Putin, after eight years as president of Russia and four more as prime minister, is stubbornly holding on to power.

The inside story of Barack Obama's relationship with the Kremlin.

In this documentary from the Race: Science's Last Taboo season, Rageh Omaar explodes myths about race and IQ and reveals what he thinks are important lessons for society.

Following the inner workings of The New York Times, one of the most prolific American media outlets, during the first 12 months of Donald Trump's presidency.

As Donald J Trump takes the oath of office, the New York Times's New York and Washington bureaus prepare to cover an administration unlike any other.

Shortly after FBI director James Comey is fired by President Trump, the New York Times journalist Michael Schmidt is on to a huge scoop regarding Comey's memos about his meetings with Trump - one which will have ongoing reverberations.

After violence erupts in Charlottesville and Trump fails to denounce white supremacists, he further stirs division by blaming the 'crooked media' for the nation's problems.

The Times continues to follow where the Russia investigation leads, as Michael Flynn pleads guilty to lying to the FBI, and the reporters dig deeper on the obstruction of justice case Robert Mueller might be building against the president.

In a two-part series, Nel Hedayat meets the young rebels of the Arab spring and witnesses a new wave of violence breaking out around them. She gets caught up in rioting in Egypt and Bahrain and finds out from the people on the streets what they are living through a year after the first revolutions.

In the second of two films, Nel Hedayat meets the young rebels of the two countries which have suffered the worst violence of the Arab spring. In Libya she meets heavily-armed militias asserting their power, before travelling to the Syrian border in search of first-hand accounts of the horror unfolding beyond.

How modern Britain is still defined by the battle between Cavaliers (panache, pleasure and individuality) and Roundheads (modesty, discipline, equality, and state intervention).

This film dramatizes the 245 days that brought these men to supreme power. As the history unfolds, a stellar cast of writers and historians, including Martin Amis, Orlando Figes, Helen Rappaport, Simon Sebag-Montefiore and China Mieville, battle over the meaning of the Russian Revolution and explore how it shaped the world we live in today.

As the debate over Scottish independence hots up, Robert Peston asks the big question which is at the heart of it: would Scotland be richer or poorer as an independent nation?

Jon Snow presents a forensic investigation into the final weeks of the quarter-century-long civil war between the government of Sri Lanka and the secessionist rebels, the Tamil Tigers.

In 2011 Channel 4 exposed damning evidence of atrocities committed in the war in Sri Lanka. Jon Snow presents this powerful follow-up film, revealing new video evidence as well as contemporaneous documents, eye-witness accounts, photographic stills and videos relating to how exactly events unfolded during the final days of the civil war.

Follows Bristol’s mayor, Marvin Rees, as he and the city respond to the extraordinary events which followed the toppling of the Colston Statue last summer.

The world's most famous living scientist talks exclusively about the NHS, which, he believes, is the reason he has survived for more than 50 years since he was diagnosed with motor neurone disease and given two to three years to live. And he warns against allowing commercial interests to privatise it.

Documentary which follows events at Israel's most notorious football club, Beitar Jerusalem FC - the only club in the Premier League never to sign an Arab player.

A Storyville documentary. The untold story of the Brexit negotiations...from the other side, with exclusive access to the EU parliament's representative Guy Verhofstadt.

Episode two follows the rollercoaster events from December 2017 to the present day. Europe watches on incredulously as divisions in the British parliament and cabinet become more bitter and leave the talks paralysed.

As part of BBC 4's Justice season, this documentary which chronicles the brilliant life and tragic fate of Sergio Vieira de Mello, the former head of the UN mission to Baghdad.

Documentary about the case of heiress Patty Hearst, who was famously kidnapped in 1974 by a militant group, and ultimately appeared to come to embrace her abductors' ideology of prisoners' rights and class struggle.

Nominated for a 2011 Academy Award, this documentary tells the remarkable story of a young American environmentalist involved with the Earth Liberation Front - a group the FBI came to describe as America's 'number one domestic terrorism threat'.

Messy mortgages taken out by Lehman Brothers caused a real estate crisis in America ten years ago. This led to a global financial crisis.

Despite the huge risks, two Russian film-makers have been filming the impact of the invasion of Ukraine in their country. Many thousands have fled. Those that have stayed have had to make a choice – oppose the war, support it, or stay silent.