Nelson Mandela was one of the most important leaders of 20th and 21st centuries - find out about his story here.

After visiting the jail cell on South Africa's Robben Island where Nelson Mandela spent 18 of his 27 years in prison during the long struggle against apartheid, President Obama wrote on Sunday ...

Single cells facing the B-Section courtyard of Robben Island Maximum Security Prison; Nelson Mandela’s cell is the fourth cell from the left (via Wikimedia Commons) ...

Nelson Mandela and former U.S. President Bill Clinton look to the outside from Mandela's Robben Island prison cell in Cape Town, South Africa, in this photo from March 27, 1998.

Nelson Mandela's Prison Adventures By Greg Myre. Published July 2, 2013 at 11:59 AM EDT ... Here, he returned to his Robben Island prison cell for a visit in 1994, ...

Prison authorities would not have allowed such a project, so Mandela wrote at night in secret in his concrete-floored, 2-square-meter (yard) cell. Other inmates helped hide the manuscript and then ...

This was, after all, a prison, and Nelson Mandela its most famous prisoner. ... Inside Victor Verster Prison, I found Mandela’s “cell”—actually a pretty cottage tucked among trees.

Nelson Mandela and former U.S. President Bill Clinton look to the outside from Mandela's Robben Island prison cell in Cape Town, South Africa, in this photo from March 27, 1998.

On Christmas Eve 1986, a South Africa prison commander responsible for watching over Nelson Mandela casually asked the world's most famous prisoner, "Mandela, would you like to see the city ...

Plans to auction off the key that kept Nelson Mandela, the former president of South Africa and legendary anti-apartheid activist, behind bars are off. The auction house, New York City-based ...

New York auction house Guernsey's has postponed the sale of some of the South African leader's belongings, including the key to his cell and the shirt he wore when he was released from Robben Island.