Although it's true there are lingering effects from the repeal of prohibition, I don't believe the Supreme Court's ruling on the constitutionality of the nation

Although it's true there are lingering effects from the repeal of prohibition, I don't believe the Supreme Court's ruling on the constitutionality of the national drinking age law drew on that. Rather, I think it was just the difference between directly dictating state law and making funds conditional on it. https://en.wikipedia.org/wiki/South_Dakota_v._Dole#Decision https://en.wikipedia.org/wiki/South_Dakota_v._Dole#Decision