Nelson Mandela: How he impacted UK politics
In Britain, tributes to Nelson Mandela have come from across the political spectrum.
The Prime Minister David Cameron was the first to sign a book of condolence for Mr Mandela in London's South Africa House.
He praised his generosity, humour, and sense of forgiveness.
The BBC's Nick Robinson examines the impact Nelson Mandela made on British politics during the apartheid years and since.