N'afọ 1897, a nwụchiri ya maka ịgba ọchịchị mgba okpuru ma chụga ya na Shushenskoye ruo afọ atọ, ebe ọ lụrụ Nadezhda Krupskaya. Mgbe a chụpụrụ ya, ọ kwagara na Western Europe, ebe ọ ghọrọ onye a ma ama na-ekwu okwu na Marxist Russian Social Democratic Labour Party (PDL). Na 1903, o keere òkè dị mkpa na RSDLP, nkewa echiche Bolshevik megide Martov Mensheviks.
Nadezhda Krupskaya