People around the world have been reacting to the news that Nelson Mandela, one of history's greatest leaders, has died after a long illness aged 95.

Mandela led South Africa out of the racist system of apartheid, and into democracy, becoming the country's first black president.

He had been receiving intensive medical care at home for a lung infection after three months in hospital.

Announcing the news on South African TV President Jacob Zuma said: "Our nation has lost its greatest son."

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