hiː ðˈɛn mˈuːvd tə ɡælˈɪʃə ænd bɪkˌeɪm ɐn ˈæktɪvˌɪst fɚðə juːkɹˈeɪniən mˈuːvmənt ɪn pˈoʊlənd wˌɪtʃ kəntɹˈoʊld ðɪ ˈɛθnɪkli juːkɹˈeɪniən tˈɛɹɪtˌoːɹiz ʌv ɡælˈɪʃə ænd vɑːlhˈɪniə bᵻtwˌiːn ðə wˈɜːld wˈɔːɹz.
He then moved to Galicia and became an activist for the Ukrainian movement in Poland which controlled the ethnically Ukrainian territories of Galicia and  Volhynia  between the world wars.