JFK

John F Kennedy and Richard Nixon were both in their 40s during the 1960 presidential campaign. (Image by Alamy)

Does history show that age affects US presidents’ performance? Plus, how old is too old?

President John F Kennedy, First Lady Jacqueline Kennedy and Texas governor John Connally ride through the streets of Dallas

The assassination of JFK: an eyewitness account

US President John F Kennedy gives his first State of the Union address to Congress at the House of Representatives, Washington DC, 30 January 1961. Kennedy is one of eight presidents to have died during their term in office. (Photo by NASA/SSPL/Getty Images)

Q&A How many US presidents died in office?

Rosemary Kennedy (right), the eldest Kennedy daughter. Pictured here with her mother Rose (centre) and sister Kathleen, during the family's residency in Britain in the late 1930s. (Photo by Keystone/Getty Images)

The lost Kennedy: the tragic life of JFK’s sister Rosemary

Launch of the Apollo 16 mission, 1972. ((Photo by SSPL/Getty Images)

The Space Race: The Cold War rivalry that put humans on the Moon

(Illustration by Kate Hazell for BBC World Histories Magazine)

Back down to Earth: the legacy of the 1969 moon landing

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What if JFK had lived?

JFK prepares to sign the Nuclear Test Ban Treaty with the Soviet Union. (Picture by Corbis/Getty Images)

The Library Nuclear nightmare: the Cuban missile crisis

President Kennedy holds a press conference shortly before the failed 'Bay of Pigs' invasion of Cuba. (Photo by Michael Ochs Archives/Getty Images)

Bay of Pigs invasion: Kennedy’s Cuban catastrophe

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History quiz – Dames, JFK and the house of Gonzaga

John and Jackie Kennedy shaking hands with a crowd. Jackie continued to fight her husband's corner after his death, says Mark White. (Photo by Art Rickerby/The LIFE Picture Collection/Getty Images)

JFK: style over substance?

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Historian at the Movies: Parkland reviewed

JFK and a neglected Tudor

Jack Ruby moving towards Oswald. (© Everett Collection Historical/Alamy)

Assassination of JFK: historians explore the conspiracy theories

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Where were you when JFK was assassinated?