Kenya: Westgate Mall attack

Gunmen attacked a Nairobi shopping centre, the siege lasted four days in September 2013

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The rise of the Taliban

How the Afghan fighters first came to power in the 1990s

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Photographing Brazil's Yanomami

Claudia Andujar spent almost five decades taking unique photos of the remote Amazon tribe

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'Mad cow disease' and CJD

In 1996 the UK government said there was a link between BSE in cattle and CJD in humans

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Petra Kelly and the German Greens

The radical German Greens reshaped the country’s political landscape in the early 1980s

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The Tanker War

Surviving a deadly attack on a merchant ship in the Persian Gulf during the Iran-Iraq war

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London's first black policeman

In 1967 Norwell Roberts became the first Black officer in the Metropolitan police

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Britain's World War Two 'Brown Babies'

The stigma of growing up as a mixed race child in post-war Britain.

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A Somali sailor in 1920s Britain

How Ibrahim Ismaa'il escaped poverty in Somalia to live in the British countryside.

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The unlawful death of Christopher Alder

The black former soldier choked to death on the floor of a British police station in 1998

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Clyde Best - A black footballing pioneer

The Bermuda-born West Ham striker recalls the rampant racism in 1970s English football

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Winning the Arabic Booker prize

Saudi author Raja Alem was the first woman to win the prestigious international award

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Colin Jordan and the British Nazi rally

The teacher who formed Britain's Nazi party and the antifascists who fought against them.

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The story of 'Baby Jessica'

When a toddler fell down a well in Texas she became the centre of a media storm

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The Pakistani law that jailed rape survivors

In the 1980s, a horrific rape case galvanised the women's rights movement in Pakistan.

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The doctor killed by an anti-abortion extremist

American anti-abortion extremists began killing doctors in the 1990s.

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The first transgender minister in the Church of England

Sarah Jones is the first person who had made a gender change to be ordained by the C of E

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The mysterious death of Samora Machel

Many suspected foul play when Mozambique's socialist leader was killed in a plane crash

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Polish refugees in Africa

How Polish women and children found refuge in African countries during WW2

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The Greenham Common women's peace camp

Throughout the 80s women protested against nuclear weapons which were held at the UK base

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Britain’s lesbian families ‘scandal’

A media storm about lesbian mothers caused a heated national debate in 1970s Britain.

• 9 mins

Proving climate change: the 'Keeling Curve'

The US scientist who began recording carbon dioxide levels in the atmosphere in 1958

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The world's first environment conference

Countries first tried to tackle the damage humans are doing to the planet in 1972

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How the world woke up to climate change

A scientist delivered a direct message to US politicians about climate change in 1988

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The child climate activist of the 1990s

Severn Cullis-Suzuki was 12 when she spoke to world leaders at the UN Earth Summit in Rio

• 9 mins

Kilimanjaro: Africa’s disappearing glaciers

In the past 100 years, 90% of the glacial ice at the top of Kilimanjaro has disappeared

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The miracle of walking

The doctor who revolutionised the treatment of 'club foot' - rejecting invasive surgery

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Judgement at Nuremberg

It is 75 years since verdicts were delivered on leading German Nazis at Nuremberg

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The enduring legend of Fu Manchu

The evil criminal mastermind Fu Manchu was a recurring film character for decades

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The end of the 1956 Hungarian Uprising

On November 4th 1956 Soviet tanks rolled into Budapest crushing the anti-Soviet uprising

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