sˈɜːvɪŋ ɪnðə pˈoʊlɪʃ ˈɑːɹmi ɪnðə ɹˈæŋk ʌv kˈæptɪn, hiː tˈʊk pˈɑːɹt ɪnðə pˈoʊlɪʃbˈɑːlʃɪvˌɪk wˈɔːɹ æz ɐ kˈævəlɹi ˌɛnsˌiːˈoʊ.
Serving in the Polish Army in the rank of captain, he took part in the Polish-Bolshevik War as a cavalry NCO.