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Russian politician, communist theorist and the founder of the Soviet Union

Russian Marxist revolutionary

Russian novelist, poet, religious thinker, and literary critic

German architect and politician

Writer

Soviet politician

Kazakh composer and poet

Soviet Belarusian psychologist

Russian painter, writer, archaeologist, theosophist, enlightener, philosopher

Russian philosopher

Bölcseleti doktor, filozófiai író, tanár

Physician, philosopher, writer

Russian Jewish socialist and political thinker

Russian literary critic (1861-1922)

Philosopher, scholar

Russian philosopher

საბჭოთა პროპაგანდისტი და საბჭოთა კავშირის სამეცნიერო-ათეისტური მოძრაობის ორგანიზატორი

Russian theologian

Great Orthodox Jewish Rabbi of the 20th century

Russian Symbolist poet, playwright, theatre theorist, translator

Russian Orthodox theologian, priest, philosopher, mathematician, physicist, electrical engineer, inventor and Neomartyr

Russian poet

American linguist, philosopher and educationist

Russian philosopher

Russian Marxist revolutionary

russischer Philosoph

Russian philosopher

Russian philosopher

Russian-Jewish philosopher, worker, and educator

Christian theologian

Russian revolutionary

Ukrainian, Russian and Soviet mineralogist and geochemist, one of the founders of geochemistry, biogeochemistry, and of radiogeology

filosoof uit Keizerrijk Rusland (1893-1964)

Russian poet and NKVD agent

American sociologist

Russian logician and mathematician

Russian academic and politician

Russian esotericist