 Financed by his mother, he stayed in a Swiss health spa before travelling to Berlin, where he studied for six weeks at the Staatsbibliothek and met the Marxist activist Wilhelm Liebknecht.Returning to Russia with a stash of illegal revolutionary publications, he travelled to various cities distributing literature to striking workers.While involved in producing a news sheet, "Rabochee delo" (""Workers' Cause""), he was among 40 activists arrested in St. Petersburg and charged with sedition.