The Interhelpo was an industrial cooperative of workers and farmers (esperantists and idists) between 1923 and 1943, established for the special purpose of helping to build up socialism in Soviet Kyrgyzstan.
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Trains from railway stations Žilina and Brno transported 1078 persons (including mainly Czechs and Slovaks, but also Hungarians, Ruthenians and other nationalities, and including both direct members and their families) to Kyrgyzstan.