Bureau of Prohibition Bureau of Prohibition The Bureau of Prohibition (or Prohibition Unit) was the federal law enforcement agency formed to enforce the National Prohibition Act of 1919, commonly known as the Volstead Act, which elaborated upon the 18th Amendment to the United States Constitution regarding the prohibition of the manufacture, sale, and transportation of alcoholic beverages. When it was first established in 1920, it was a unit of the Bureau of Internal Revenue. On April 1, 1927, it became an independent entity within the Department of the Treasury, changing its name from the Prohibition Unit to the Bureau of Prohibition. In 1930,
Prohibition in the United States Amendment went into effect in January 1920, many of the upper classes stockpiled alcohol for legal home consumption after Prohibition began. They bought the inventories of liquor retailers and wholesalers, emptying out their warehouses, saloons, and club storerooms. President Woodrow Wilson moved his own supply of alcoholic beverages to his Washington residence after his term of office ended. His successor, Warren G. Harding, relocated his own large supply into the White House after inauguration. After the Eighteenth Amendment became law the United States embraced bootlegging. In just the first six months of 1920 alone, the federal government opened 7,291 cases