Boats and railroads were improved with the use of steam power.
The Twenty-first Amendment<span> (</span>Amendment<span> XXI) to the </span>United States Constitution <span>repealed the Eighteenth </span>Amendment to the United States Constitution<span>, which had mandated nationwide Prohibition on alcohol on January 16, 1919. The </span>Twenty-first Amendment<span> was ratified on December 5, 1933.</span>