| Stanislaus Polanek (1864–) |
Person |
| Karl Medwecki (1859–) |
Person |
| Edmund Kolbuszewski (1865–1919) |
Person |
| Josef Eibenschütz (1863–) |
Person |
| Karl Theodor Weiß (1864–) |
Person |
| Édouard Vaillant (1840–1915) |
Person |
| Serge von Schewitsch (1848–1911) |
Person |
| Benoît Malon (1841–1893) |
Person |
| Otakar Fiala (1849–) |
Person |
| Stanisław Mendelson (1857–1913) |
Person |
| Prosper-Olivier Lissagaray (1838–1901) |
Person |
| Edvard Beneš (1884–1948) |
Person |
| Bertrand Russell (1872–1970) |
Person |
| Louis Bertrand (1856–1943) |
Person |
| Paul Grottkau (1848–1898) |
Person |
| Alexander Iwanowitsch Herzen (1812–1870) |
Person |
| Paul Lafargue (1842–1911) |
Person |
| Plotino Constantino Rhodakanaty (1828–1890) |
Person |
| Friedrich Krasser (1818–1893) |
Person |
| Walter Crane (1845–1915) |
Person |
| Rafael Carratalá Ramos (1859–1909) |
Person |
| Eugène Pottier (1815–1887) |
Person |
| Tom Mann (1856–1941) |
Person |
| Upton Sinclair (1878–1968) |
Person |