Pieter Willem Botha, ( , ; 12 January 1916 – 31 October 2006) was a South African politician who served as the last Prime Minister of South Africa from 1978 to 1984 and as the first executive State President of South Africa from 1984 until his resignation in 1989. Nicknamed 'Die Groot Krokodil' (Afrikaans for 'The Big Crocodile') due to his tough political stance, he was considered the final hardline leader of South Africa during the apartheid-era. Wikipedia