The following lists events that happened during 1980 in South Africa. Incumbents State President: Marais Viljoen. Prime Minister: P.W. Botha. Chief Justice: Frans Lourens Herman Rumpff. Events January 12 – The British Sports Council begins a fact-finding tour to investigate racial discrimination in South African sport. 14 – The local community at Soekmekaar resists forced removal and damages the police station. 25 – Four Umkhonto we Sizwe fighters kill two civilians and hold bank staff and customers hostage in Silverton. March 12 – The Nederduits Gereformeerde Kerk and its three sister churches announce that they have no objection to reconsideration of the Immorality- and Mixed Marriages Acts. 12 – Nine people are sentenced to imprisonment for training as guerrillas and recruiting others. 26 – A mine lift cage at the Vaal Reefs gold mine falls , killing 23. Two insurgents are killed by police in Bophuthatswana while another escapes. April 4 – Umkhonto we Sizwe attacks the Booysens Police Station in Johannesburg with grenades, rocket launchers and AK47s. 21 – Over 60 coloured high schools, teacher training colleges and the University of the Western Cape begin class boycotts. 29 – In Johannesburg hundreds of coloured school children are arrested in terms of the Riotous Assemblies Act, 1956. May 2 – Pink Floyd's Another Brick in the Wall is banned for fear that it may become a song of liberty by black pupils. 6 – Thozamile Botha, a Port Elizabeth activist, breaks his banning order and escapes to Maseru, Lesotho. 25 – The South African Defence Force attacks the town of Chifufua in Angola during Operation Sceptic. June 1 – Bombs explode at Sasol One and Two and Natref Eight at Sasolburg and Secunda, with no injuries and RM58 damage. 4 – Patrick Makau, Umkhonto weSizwe member, and his child die in a bomb attack in Manzini, Swaziland. Expelled African National Congress official Tennyson Makiwane is shot dead. August Special Branch policeman Detective-Sergeant T.G. Zondi is shot at in Sobantu Village. September 3 – Zimbabwe breaks diplomatic and consular relations with South Africa but maintains a commercial mission in Johannesburg. October 14 – The Soweto community calls for a stayaway to protest against rent increases. 15 – A bomb damages a railway line in Dube, Soweto and Minister Piet Koornhof visits the scene. 29 – Umkhonto we Sizwe insurgents throw grenades into the West Rand Administration Board buildings, injuring two. 30