Supporting The Prohibition Prohibition in the United States was a measure designed to reduce drinking by eliminating the businesses that manufactured, distributed, and sold alcoholic beverages. The Eighteenth Amendment to the U.S. Constitution took away license to do business from the brewers, distillers, vintners, and the wholesale and retail sellers of alcoholic beverages. The leaders of the prohibition movement were alarmed at the drinking behavior of Americans, and they were concerned that there was a culture of drink among some sectors of the population that, with continuing immigration from Europe, was spreading. "Prohi