Data Model specification and limits - Related links. 1  Create a memory-efficient Data Model using Excel and the Power Pivot add-in. 2  Workbook Size Optimizer download. 3  Power Pivot: Powerful data analysis and data modeling in Excel.
By 1916, over half of the U.S. states already had statutes that prohibited alcohol. In 1919, the 18th Amendment to the U.S. Constitution, which prohibited the sale and manufacture of alcohol, was ratified. It went into effect on January 16, 1920.
Repeal of Prohibition. The 18th Amendment had outlawed intoxicating liquors for beverage purposes but did not set a limit on alcohol content, which the Volstead Act did by establishing a limit of .5% alcohol per unit. The beer that could be legally consumed was essentially a very weak mixture.