A hundred years ago, in New York City, 20,000 people marched down Fifth Avenue in protest against one of the greatest public health policy experiments in history. One of them was wearing a sign featuring an image of Leonardo da Vinci’s “The Last Supper,” beside the slogan, “Wine was served.” There were posters of George Washington, Thomas Jefferson and Abraham Lincoln. Another read: “Tyranny in the name of righteousness is the worst of all tyrannies.”
For a year, beer, wine and spirits had b...