Conclusion. The factors that led to the end of prohibition are detailed, as the criminalization of alcohol feeds large profits into the coffers of criminal organizations and turns such gangsters as Al Capone into celebrities. Wealthy Pauline Sabin encourages the repeal of the 18th Amendment; and brings together women from all classes who support her position. The 21st Amendment, which repeals the 18th, is adopted after FDR's 1932 election and by late 1933 people can again legally buy drinks.