Warren G. Harding, 29th President of the United States, signs the Willis–Campbell Act into law, prohibiting doctors from prescribing beer or liquor for medicinal purposes.

Warren Gamaliel Harding was the 29th president of the United States, serving from 1921 until his death in 1923. A member of the Republican Party, he was one of the most popular presidents at the time of his death. After that, a number of scandals were exposed that greatly damaged his reputation.