In 1979 , he moved to Gaborone , the capital of Botswana , where he joined the art troup , Medu Art Ensemble , with his friend , poet Wally Serote . Beyond art , the ensemble published newsletters and held a famous conference in 1982 entitled " Culture and Resistance . " While in Botswana , he joined the ANC and studied guerrilla tactics at an ANC camp in Caxito , Angola . In June 1985 , the exiles knew that South African forces were approaching , but Mnyele did not leave early enough . In the morning of 14 June , he was killed by South African commandos
killed
Raid on Gaborone
Thamsanga Mnyele