The Second Silesian Uprising (Polish: Drugie powstanie śląskie) was the second of the three uprisings.. In February 1920, an Allied Plebiscite Commission was sent to Upper Silesia. It was comprised via the representatives of the Allied forces, mostly from France, with smaller contingents from United Kingdom and Italy. Soon, however, it became apparent that the Allied …

The Slavic Silesian language or dialect of Polish (often called Upper Silesian) is spoken by the Silesian ethnic group or nationality inside Polish Upper Silesia.According to the last census in Poland (2011), some 509,000 people declared Silesian to be their native language; however, as many as 817,000 people declared themselves to be of Silesian nationality, not necessarily …