Untenable is defined as something that cannot be maintained or defended. If you have a weak argument that falls apart as soon as anyone expresses any skepticism, this is an example of when you have anuntenable argument. that cannot be held, defended, or maintained.
Eighteenth Amendment to the United States Constitution. The Eighteenth Amendment (Amendment XVIII) of the United States Constitution effectively established the prohibition of alcoholic beverages in the United States by declaring the production, transport, and sale of alcohol (though not the consumption or private possession) illegal.
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, 1933.n 1919, the requisite number of state legislatures ratified the Eighteenth Amendment to the United States Constitution, enabling national prohibition one year later.