Note that some people might find today's programme upsetting.

It is 40 years since Japanese gunmen attacked the Lod airport in Tel Aviv, Israel. They were left-wing militants working for a Palestinian organisation.

Twenty-six people were killed that day and more than 70 others were injured.

Witness hears from Ros Sloboda, one of the survivors of the shooting.

(Image: the aftermath of the attack. Credit: AFP)

In May 1984 a bomber tried to kill an anti-Sandinista rebel leader in Nicaragua.

The attack took place at a press conference and several journalists were killed and injured.

Swedish journalist Peter Torbiornsson believes he inadvertently helped the bomber.

In May 1934, the first quintuplets ever to survive birth were born in a tiny rural settlement in northern Canada.

The Dionne babies became global superstars and millions of people visited their specially-built nursery.

But, once their fame was over, the Dionne Quintuplets all struggled to adapt to daily life and had to fight for compensation.

Witness speaks to a biographer of the Quintuplets and brings together archive recordings from the height of their fame.

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Thirty-five years ago, gunmen took 105 young children hostage in a school in Holland.

The hijackers, from the Moluccan islands, wanted Dutch support for their claims for independence from Indonesia.

The siege ended after 20 days when the military stormed the school.

Geert Kruit, a former hostage, was just nine years old at the time.

Photo: Geert Kruit as a young child

In 1982, the legendary Hacienda nightclub opened in Manchester.

Over the next 15 years, the club hosted some famous concerts and spearheaded the Acid House dance craze.

But Hacienda lost its owners millions of pounds and had to close in 1997.

Witness speaks to Hacienda DJ Dave Haslam and one of the club's owners, Peter Hook of New Order.

(Image: A sign from Hacienda nightclub saying 'Sold out, guest list only'. Credit: BBC)

Twenty years ago the anti-mafia judge was assassinated by a bomb under his car.

Hear from one of his colleagues about the fight against organised crime in Italy.

Photo of Giovanni Falcone. Credit: Associated Press.

The USA sent two monkeys into space and brought them back alive for the first time in 1959 - a watershed moment for the US space agency, Nasa. It paved the way for future manned missions.

Photo: Keystone\Getty Images

It is 35 years since one of the biggest movie franchises of all time hit cinema screens.

It was made on a low budget and much of the filming was done in England.

Hear from one of the English actors who found fame through Star Wars, playing the robot C3PO.

Photo: Anthony Daniels with C3PO. (Getty Images.)

On May 18th 1980 there was a huge volcanic eruption in Washington state in the USA.

Geologists Dorothy and Keith Stoffel were flying over the volcano when it blew.

Hear Dorothy's story - this programme was first broadcast in 2010.

Photo: AP/Photofile.

In May 1998 a nuclear arms race began in South Asia.

First the Indians tested nuclear devices - then the US began intense diplomacy to stop Pakistan from following suit.

But by the end of the month they too had carried out tests.

Hear from one man at the heart of the negotiations.

Photo: Indian prime minister Atal Bihari Vajpayee announces the nuclear tests. Associated Press.