When Pieter Botha first became Prime Minister of South Africa in 1978, he appointed members of the National Party to all positions in his first cabinet.

Cabinet Portfolio Minister Party Period Prime Minister Pieter Botha NP 1978–1984 Vice President Alwyn Schlebusch NP 1981–1984 Minister of Agriculture and Fisheries Hendrik SchoemanSarel Hayward NP 1978–19821982–1984 Minister of Constitutional Development Chris Heunis NP 1982–1984 Minister of Cooperation and Development Piet Koornhof NP 1978–1984 Minister of Defense Pieter BothaMagnus Malan NP 1978–19801980–1984 Minister of Education and Training Ferdi HartzenbergDawie de Villiers NP 1979–19821982 Minister of (National) Education Gerrit Viljoen NP 1980–1984 Minister of Environment and Energy Chris Heunis Frederik de KlerkBraam Raubenheimer Cornelis van der MerweSarel Hayward NP 1978–19791979–198019801981–19821982–1984 Minister of Finance Owen Horwood NP 1978–1984 Minister of Foreign Affairs Pik Botha NP 1978–1984 Minister of Health Schalk van der Merwe NP 1978 Minister of Home Affairs Alwyn Schlebusch Chris Heunis Frederik de Klerk NP 1978–19801980–19821982–1984 Minister of Justice Jimmy KrugerAlwyn Schlebusch Kobie CoetseeNP 1978–19791979–19801980–1984 Minister of Labour Fanie Botha NP 1979–1983 Minister of Mining Fanie Botha Frederik de Klerk Pietie du PlessisDaniel Steyn NP 1978–19791979–19821982–19831983–1984 Minister of Plural Development Stephanus François Kotzé NP 1980–1984 Minister of Police and PrisonsMinister of Law and Order Jimmy KrugerLouis le Grange NP 1978–19791979–1984 Minister of Public Works Louis Le Grange Andries Treurnicht NP 1978–19791979–1980 Minister of Posts and Telegraphs Henni SmitFrederik de KlerkLourens Munnik NP 19781978–19791982–1984 Minister of Sport and Recreation Piet Koornhof Frederik de Klerk NP 19781978–1979 Minister of Statistics Andries Treurnicht NP 1979–1982 Minister of Tourism Louis Le Grange Andries Treurnicht NP 1978–19791979–1980 Minister of Trade and Industry Dawie de Villiers NP 1980–1984 Minister of Transport Lourens Muller Chris HeunisHendrik Schoeman NP 1978–19791979–19801980–1984 Minister of Water and Forestry Braam Raubenheimer NP 1978–1980 Minister of WelfareMinister of Health, Welfare and Pensions Frederik de KlerkSchalk van der MerweLourens MunnikCornelis van der Merwe NP 19781978–19791980–19821982–1984

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