Kevin Rudd formally apologised on the behalf of Australia to the Stolen Generation (Indigenous people who were taken as children away from their families). Mr. Rudd's apology was a step towards reconciliation between white Australia and Indigenous Australians.
Nelson Mandela was the president of South Africa from 1994 to 1999. His government helped to stop apartheid (the dividing of people by their race). For this he was awarded the Nobel Peace Prize in 1993 after which he became the president..