Title: Sot︠s︡ialʹnai︠a︡ reformat︠s︡ii︠a︡ i radikalʹnai︠a︡ obshchestvennai︠a︡ transformat︠s︡ii︠a︡
Subjects: Socialism, Congresses, History, Social history and conditions. Social problems. Social reform, Sociology (General)
Places: Russia, Germany, Russia (Federation)