Click2History - Assassination of President McKinley
- Provides the story of the assassination with links to source documents. Includes Thomas Edison's movie recreating the execution of the assassin Leon Czolgosz.
- http://www.click2history.com/president_mckinley/president_mckinley_ch1.htm

Tune Collector and the Anarchist
- Excerpts from Emma Goldman's autobiography describing her brief meeting with Czolgosz before, and her imprisonment after the assassination.
- http://www.standingstones.com/goldman.html

Leon Czolgosz
- Brief biography of McKinley's assassin.
- http://www.pbs.org/wgbh/amex/1900/peopleevents/pande16.html

President McKinley and the Pan-American Exposition of 1901: A Tragic Encounter
- Brief account of the circumstances of the assassination.
- http://memory.loc.gov/ammem/papr/mckpanex.html

Speech That Prompted Assassin
- Contemporary report of a speech by anarchist Emma Goldman, a copy of which was found in the assassin's pocket.
- http://sunsite.berkeley.edu/Goldman/Exhibition/assassination.html