Prohibition in the United States to other issues, such as Mormon polygamy and the temperance movement. On November 18, 1918, prior to ratification of the Eighteenth Amendment, the U.S. Congress passed the temporary Wartime Prohibition Act, which banned the sale of alcoholic beverages having an alcohol content of greater than 1.28%. (This act, which had been intended to save grain for the war effort, was passed after the armistice ending World War I was signed on November 11, 1918.) The Wartime Prohibition Act took effect June 30, 1919, with July 1, 1919 becoming known as the "Thirsty-First". The U.S. Senate proposed the Eighteenth Amendment on
Repeal of Prohibition in the United States were then repealed. Following repeal some states continued prohibition within their own jurisdictions. Almost two-thirds of the states adopted some form of local option which enabled residents in political subdivisions to vote for or against local prohibition. For a time, 38 percent of Americans lived in areas with Prohibition. By 1966, however, all states had repealed their statewide prohibition laws, with Mississippi the last state to do so. Repeal of Prohibition in the United States The repeal of Prohibition in the United States was accomplished with the passage of the Twenty-first Amendment to the United States Constitution on December 5,