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These are some important events in South African history in chronological order.
1) South Africa becomes independent from Great Britain.
2) South Africa establishes the apartheid system.
3) The Sharpeville Massacre occurs.
4) Nelson Mandela is imprisoned.
5) Nelson Mandela becomes the first elected black president of South Africa.
6) Nelson Mandela dies on December 5. 2013.
After returning to South Africa from Algeria in 1964, Nelson Mandela was arrested and imprisoned. On June 12, 1964, renowned South African activist and leader Nelson Mandela was sentenced to life in jail. He was accused of committing sabotage to the policy of apartheid. Mandela was the leader of the activist group "African National Congress". After 27 years in prison, Nelson Mandela was released on February 12, 1990.