Eighteenth Amendment to the United States Constitution Eighteenth Amendment to the United States Constitution The Eighteenth Amendment (Amendment XVIII) of the United States Constitution established the prohibition of "intoxicating liquors" in the United States. The amendment was proposed by Congress on December 18, 1917, and was ratified by the requisite number of states on January 16, 1919. The Eighteenth Amendment was repealed by the Twenty-first Amendment on December 5, 1933. The Eighteenth Amendment was the product of decades of efforts by the temperance movement, which held that a ban on the sale of alcohol would ameliorate poverty and other societal issues. The Eighteenth Amendment declared the production,
Twelfth Amendment to the United States Constitution Twelfth Amendment to the United States Constitution The Twelfth Amendment (Amendment XII) to the United States Constitution provides the procedure for electing the President and Vice President. It replaced the procedure provided in , by which the Electoral College originally functioned. The amendment was proposed by the Congress on December 9, 1803, and was ratified by the requisite three-fourths of state legislatures on June 15, 1804. The new rules took effect for the 1804 presidential election and have governed all subsequent presidential elections. Under the original rules of the Constitution, each member of the Electoral College cast two electoral votes,