<prompt> Bhala okuqhubekayo kwalesi sigaba - Ukhetho luka-1970 olwanqotshwa yiQembu LamaConservative, futhi uHeath waba uNdunankulu. Kodwa-ke, ubuthakathaka bokhetho bamaNationalist basusa ingcindezi yezombusazwe yokunikezelwa, okwenza ukuthi isuswe ku-ajenda. Ukhetho lukazwelonke lwango-1974 lwabona ukubuya kukaHulumeni wabasebenzi abancane kanye nokuthuthuka kwamaNationalist anqoba izihlalo ezingu-7 okhethweni lukaFebhuwari no-11 okhethweni luka-Okthoba. Ngakho-ke iLabour yayincike ekusekelweni yiNationalist ePhalamende, ngakho-ke, naphezu kokuphikiswa okuthile ngaphakathi kweqembu layo, yadlulisa iScotland Act 1978. Lo mthetho wawunikeza ukugunyazwa, kuncike ekuvunyelweni ngenhlolovo eyenzeka ngo-1979  <response>: . futhi. 