1830's - Temperance Movements begin advocating for abstinence from alcohol.
1847 - The first prohibition law is passed in Maine (although a prohibition law had previously passed in the Oregon territory).
1855 - 13 states have enacted prohibition legislation.
1869 - The National Prohibition Party is founded.
1881 - Kansas is the first state to have prohibition in its state constitution.
1890 - The National Prohibition Party elects its first member of the House of Representatives.
1893 - The Anti-Saloon League is formed.
1917 - The US Senate passes the Volstead Act on December 18th which is one of the significant steps to the passage of the 18th amendment.
1918 - The War Time Prohibition Act is passed to save grain for the war effort during World War I.
1919 - On October 28th the Volstead Act passes the US Congress and establishes the enforcement of prohibition.
1919 - On January 29th, the 18th amendment is ratified by 36 states and goes into effect on the federal level.
1920's - The rise of bootleggers such as Al Capone in Chicago highlight the darker side of prohibition.
1929 - Elliot Ness begins in earnest to tackle violators of prohibition and Al Capone's gang in Chicago.
1932 - On August 11th, Herbert Hoover gave an acceptance speech for the Republican presidential nomination for president in which he discussed the ills of prohibition and the need for its end.
1933 - On March 23rd, Franklin D. Roosevelt signs the Cullen-Harrison Act which legalizes the manufacture and sale of certain alcohol.
1933 - On December 5th, prohibition is repealed with the 21st amendment.