South Africa’s President Frederik Willem de Klerk (left) and Mandela walk to address the press about their negotiations to end apartheid on May 9, 1990
1993 Frederik Willem de Klerk: 1936-: South Africa. He released Nelson Mandela from prison and the two politicians worked together to bring an end to the policy of racial segregation. He had been a firm upholder of white privilege but realized that apartheid was leading to economic and political bankruptcy. Secret negotiations with Mandela and the ANC liberation movement led to a new constitution with equal voting rights for every population group in the country.