How Long did the prohibition last in US?

Prohibition in the US lasted from 1920 to 1933.

Almost 14 years! Prohibition in the United States, was the period from 1920 to 1933, during which the sale, manufacture, and transportation of alcohol were banned nationally as mandated in the Eighteenth Amendment to the United States Constitution.

The era of prohibition was between January 1920 an December 1933, for a total of 14 years and 11 months.
National Prohibition in US began on January 17, 1920 and ended on December 5, 1933.
National Prohibition in the US lasted from January of 1920 until December of 1933, a period of almost 14 years.

It lasted life
20to 33 years