sentences:  Nevertheless, various Polish organizations and enterprises still operated in the city in the interbellum, including a local branch of the Union of Poles in Germany, Polish banks and a scout troop.On June 9, 1933 Gliwice was the site of the first conference of the Nazi anti-Polish organization Bund Deutscher Osten in Upper Silesia.In a secret "Sicherheitsdienst" report from 1934, Gliwice was named one of the main centers of the Polish movement in western Upper Silesia.