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c1943: Soldiers enjoy a baseball match at Wembley Stadium in London between the United States Army and Canadian Forces. With them sits Bobby, the mascot of the Canadian Highland Scottish regiment. (Photo by Hulton-Deutsch Collection/CORBIS/Corbis via Getty Images)

Animals at war: 12 amazing pictures

Hardian's Wall, a world heritage site. (Photo by Getty Images)

A tale of two walls: how Hadrian’s Wall inspired Game of Thrones

The food served at the wedding of Joffrey Baratheon and Margaery Tyrell may be inspired by accounts of ancient Roman excess, says Ayelet Haimson Lushkov. (© Home Box Office, Inc/Sky Atlantic)

Power plays and scheming queens: the ancient history behind Game of Thrones

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

Portrait of Edward IV, the first Yorkist King of England.

Edward IV: facts about his life, death and reign

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Old Crofters Cottage, near Broadford, looking North, Isle of Skye, Scotland. (Photo by Getty Images)

The Scottish Clearances . This is a premium piece of content available to subscribed users.

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What is the nature of Margaret Thatcher’s legacy?

A US soldier teaching two junior 'rookie' recruits how to clean a gun during the First World War

7 things you (probably) didn’t know about America’s entry and involvement in the First World War

A joint Franco-Native Indian raid left 56 residents of Deerfield, a small township in north-western Massachusetts, dead. (Alamy)

America: Brave new world or accident?

1949: Clementine with husband Winston Churchill at Epsom racecourse for the Derby. (Central Press/Hulton Archive/Getty Images)

Second World War

6 surprising facts about Clementine Churchill

Portrait of a young woman believed to be Henry VIII's fifth wife, Catherine Howard. (Photo by Fine Art Images/Heritage Images/Getty Images)

Did Catherine Howard commit adultery?

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Professor Nicholas Vincent discusses the life and reign of King John. (Photograph by Mr Christopher Guy, Worcester Cathedral Archaeologist, reproduced by permission of the Chapter of Worcester Cathedral)

King John: medieval monster . This is a premium piece of content available to subscribed users.

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

Jesse James is one of America’s most notorious outlaw heroes. (Photo by Universal History Archive/Getty Images)

How historically accurate are film portrayals of Jesse James?

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British Indian soldiers stand at attention prior to inspection at Singapore, December 1941. (Photo by Alamy)

World War Two’s ‘ordinary’ soldiers . This is a premium piece of content available to subscribed users.