Prohibition (1920-1933) By GrantLang1 Dec 18, 1917 Proposed 18th Amendment The Senate proposed the 18th Amendment Nov 8, 1918 Congress passes Wartime Prohibition Act Nov 18, 1918 Alcoholic Beverages banned from being sold Jan 16, 1919 Ratification of 18th Amendment thirty-six states approved, amendment ratified Jun 30, 1919 The Wartime Prohibition Act was in affect Jul 1, 1919 Known as "Thirsty-First" Oct 28, 1919 Congress passed the Volstead Act Banned the production of liquor Jan 17, 1920 Prohibition Begins America has gone dry of alchohol Mar 22, 1933 Cullen-Harrison Act legalizes beer with 2.5% alcohol Dec 5, 1933 21st Amendment overwrites 18th Amendment