<prompt> The Wales Act 1978 waiva mutemo weparamende yeUnited Kingdom waida kuunza huwandu hwakaganhurirwa hwekuzvitonga muWales kuburikidza nekugadzirwa kweGungano reWales. Mutemo wacho hauna kutongobvira wava kushanda somugumisiro wevhoti yekwete mu1979 Welsh devolution referendum  <response>: uye yakadzimwa muna 1979. 