- 1881 - International Anarchist Congress held, London.
- 1918 - Russian Civil War: The Left Socialist-Revolutionaries begin an anti-Bolshevik uprising in Moscow.
- 1934 - Nestor Makhno (b. 1888) dies.
- 1951 - The Surrealist Manifesto, dated May 24th, appears in the anarchist periodical Le Libertaire.
- 1975 - Alexander Sapoundjiev (b. 1893) dies.
- 1994 - Nikolas Tchorbadieff (b. 1900) dies.
