The 18th Amendment to the Constitution prohibited the "manufacture, sale, or transportation of intoxicating liquors..." and was ratified by the states on January 16, 1919. The movement to prohibit alcohol began in the United States in the early nineteenth century. On October 28, 1919, Congress passed the Volstead Act, which provided for the enforcement of the 18th Amendment. Prohibition ended on December 5, 1933, with the ratification of the 21st Amendment