Where there is a conflict between a convention and a law, the courts must enforce the law. Madzimbamuto v Lardner-Burke [1969] 1 AC 645 In this case the Judicial Committee of the Privy Council had to decide whether the Southern Rhodesia Act 1965 should take priority over a convention. The convention required that Parliament should legislate for a Commonwealth country only with the consent of the country's government.