In 1922 he became a member of the Silesian Sejm on behalf of the Polish Socialist Party ( PPS ) .
Until January 17 , 1928 he was the leader of PPS regional organization in Upper Silesia .
In 1922 he became a member of the Silesian Sejm on behalf of the Polish Socialist Party ( PPS ) , and until January 17 , 1928 he was the leader of PPS regional organization in Upper Silesia .