From 1920 to 1933 the Eighteenth Amendment to the United States Constitution banned the production, sale, or transportation of alcoholic beverages. The Introduction explains that this VSI is about both prohibition and the century-long campaign that led to that result. The American dry movement was part of a global effort to ban or control alcohol and other drugs, which began with the Enlightenment, gained strength during religious-based moral uplift and industrialization in the 1800s, and peaked after 1900 amid rising concerns about public health, family problems, and the power of producers to entice overuse. How and why was prohibition adopted? What kind of alcohol policies were adopted when prohibition ended in 1933?