20th Century

The Queen reminds Prince William that he should not be kneeling down and talking to George during the Trooping the Colour parade. (Image by JUSTIN TALLIS /AFP/ Getty Images)

Dads with royal duties

Bemused families in Narodychi, Ukraine watch neighbours preparing to leave home shortly after the nuclear accident at Chernobyl, just 50 miles (80km) to the east. The Soviet state proposed to re-house rural inhabitants in badly affected districts, but many preferred to stay despite (or perhaps unaware of the danger of) the high radiation detected by Geiger counters. (Photo by Igor Kostin/Sygma via Getty Images)

Eyewitness account: the aftermath of the 1986 Chernobyl disaster

Amritsar massacre. (Photo by Alamy)

The Amritsar assassin

British spy writer Ian Fleming at his home, Goldeneye, in Jamaica. (Photo by Harry Benson/Express Newspapers/Getty Images)

The man behind James Bond

Anita Anand, photographed in London. "My grandfather was in Amritsar on the day of the massacre. This story has been woven into my DNA," she says. (Photography by Alastair Levy)

Books interview with Anita Anand: “Singh hoped that he would be the catalyst for a revolution”

A protester in a headlock, Southall, April 1979, when a member of the Anti-Nazi League died after being struck on the head. (Images by Getty Images)

The Library 1979: Britain in meltdown

Thatcher holds up two shopping bags to show how much less a pound would buy due to inflation under Labour. (Photo by Keystone/Hulton Archive/Getty Images)

The Library Are we still living in Thatcher’s Britain?

Empire Cinema and Casino, Leicester Square, London. It was originally a theatre and ballet venue, before reopening as a music hall in 1884. (Image by Alamy)

The Library History explorer: The birth of British cinema

Wilfred Thesiger in Oman, c1946. "He was able to cope without sleep, and aI don't think he knew pain," says Frank Gardner. (Image by Bridgeman)

My history hero: Frank Gardner chooses Wilfred Thesiger

Prince Charles and Diana, Princess of Wales (1961 - 1997) pose together during their honeymoon in Balmoral, Scotland, 19th August 1981. (Photo by Serge Lemoine/Getty Images)

Diana: the rebel princess

Gerald Heard had a peculiar idea that the UFOs then being sighted all across the globe, as such as this ‘sighting’ in Sicily, were piloted not by humanoid ETs, as you may have presumed, but by alien super-bees from Mars. (Photo by Bettmann/Getty Images)

6 of history’s strangest ever theories about outer space

American civil rights leader Martin Luther King in Washington DC, where he delivered his famous 'I Have A Dream' speech to a quarter of a million civil rights supporters in Washington DC in August 1963. (Photo by Central Press/Getty Images)

Mourning Martin Luther King Jr: the life and legacy of the civil rights leader

Lady Sarah Frances Elizabeth Armstrong-Jones (centre) – the daughter of Princess Margaret and Antony Armstrong-Jones, Earl of Snowdon – was born seventh in line to the throne. (Photo by Terry Fincher/Daily Express/Getty Images)

7 royal babies who were once seventh in line to the throne

Making a splash: Diana relishes taking her sons on a water ride at the Thorpe Park theme park in 1993. William has since recalled how his mother loved "laughter and fun". (Photo by Getty Images)

Princess Diana: a mother who ripped up the rule book