The inside story of a family dynasty at the heart of one of the world's biggest problems.

The story of the Assad dynasty. Following Bashar and Asma's journey to become president and first lady of Syria against the backdrop of a troubled and suspicious family.

Bashar is now president and his wife is first lady, but they face problems on all sides and their regime is accused of killing a political enemy.

While his wife appears in Vogue magazine, the Syrian president must decide how to act as Arab Spring protests reach Syria's streets.

The hidden story of the tens of thousands of men, women and children who've been disappeared in Syria by the Assad regime, into a network of clandestine detention centres

In this first episode we meet Dame, who arrived in the UK over 17 months ago. "I am a ghost in a prison" is how he describes his experience of life as a refugee in London.

In a camp in Greece, Nazifa and Latif are trying to get enough money to pay a smuggler to take their family to Germany, but they can only afford to send one of them.

Shot over three years and in 31 countries, the multi-award winning Exodus series continues to document the journeys of migrants and refugees attempting to start a new life in Europe.

In 2015, we gave cameras to some of the people who smuggled themselves into Europe, to record where no-one else can go. The result is a terrifying, intimate, epic portrait of the migration crisis.

Twelve months ago, the production team began giving camera phones to people attempting to reach Europe, escaping war, poverty or persecution. They were prepared to film where regular film crews could not go: on the inflatable dinghies crossing from Turkey to Greece, in the back of lorries entering the Eurotunnel, or on open trucks driven by people smugglers across the Sahara.

Ahmad's journey continues in this second episode. A Syrian Kurd, he has reached Athens, and rather than take the long and uncertain over-land route through Europe, he negotiates with a smuggler for a fake passport that he can use to fly to France.

27-year-old Hassan, who survived the sinking of his dinghy in the Mediterranean, has reached Calais and the infamous Jungle. But every attempt to board a train or lorry is thwarted, and his spirits fall as he sees his friends succeed in crossing the Channel. In desperation he tries to fly to the UK on a fake Czech passport, but the final few miles prove the hardest to travel.

An epic and intimate journey filmed through five years of the uprising in Aleppo, Syria. Waad al-Kateab tells the story of how she fell in love, married and gave birth to her daughter Sama.

The team behind the Nobel Peace Prize-nominated Sri Lanka's Killing Fields tell the story of the 138-day-long final offensive in Sri Lanka's bloody civil war

It's the ultimate failed state - a land of war, banditry and piracy. And after Bin Laden's death, its civil war with Islamist extremists has gained even greater importance to the West. But what is it like to live in the anarchy of Somalia?

Panorama has been filming inside Syria, and can now tell the full story of those struggling against President Assad and the truth about his brutal crackdown against his own people.

With soldiers and police once again being killed in Northern Ireland, Panorama offers the most detailed analysis yet of the resurgent terrorist threat in Northern Ireland.

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.

Documentary looking at justice in the land inhabited by Palestinians and captured by Israel in the 1967 war. The occupation began with the idea that Israel's presence would be temporary. Israelis dispensed justice through military courts, but these still exist.

Documentary which tells the story of a group of men and women who risked their lives to rescue a library - and preserve a nation's history - in the midst of the Bosnian war.

Lyse Doucet tells the story of the Syrian war through extraordinary testimony from those who have lived through it on the ground as well as politicians who tried to shape events.

In this first episode, Lyse tracks of the first months of the uprising through to the chemical attack in Ghouta that finally revealed the reluctance of the US to intervene in the war, despite the crossing of President Obama's 'red line' on chemical weapons. It starts by telling the story of two characters in Homs - one a protester, the other a government loyalist.

This second film in the series picks up the action as Raqqa falls to a mixture of Islamist and moderate forces.

Reviews the BBC's coverage of the Vietnam war

Dan Snow travels to Syria to see how the country's fascinating and tumultuous history is shaping the current civil war.

The story of General Butt Naked, the despised Liberian warlord responsible for the death of 20,000 people, who reinvented himself as an evangelical preacher

The Khmer Rouge slaughtered nearly two million people in the late 1970s. Yet the Killing Fields of Cambodia remain unexplained. Investigative journalist Thet Sambath records shocking testimonies, from the foot soldiers to Pol Pot's right-hand man.

In the jungles of North East Congo, the Unreported World team uncovers evidence that the Lord's Resistance Army - one of the world's most brutal rebel groups - has begun a new campaign of terror, and talks to survivors with stories of unimaginable horror.

Unreported World reveals how Liberia is facing a child rape crisis.Six years after the end of a brutal civil war in which rape was routinely used as a weapon, children still face the daily fear of being attacked, and the West African country's hospitals are overwhelmed with child victims, a quarter of them under four years old.