War on war
Communist InternationalWar and socialismInternational Socialist CongressZimmerwald movementHistoryPolitics and warSocialismInternational Socialist Congress (uri) http://id.loc.gov/authorities/names/n2004075056 (uri) http://viaf.org/viaf/sourceID/LC|n2004075056
Writing a summary for young readers…
For young readers
Book data: Open Library