Silesian Voivodship (1921-1939) - an autonomous voivodship of the Second Polish Republic created as a result of popular plebiscite 1921, 3 Silesian Uprisings and partition of Upper Silesia between Poland, Germany, and Czechoslovakia.

The special status of the voivodship dated on July 15 1920 act of Polish Sejm. The act was renounced in May 1945 by ruling communists. There was a separate Silesian Sejm with 48 MPs elected in democratic elections. Sejm elected Silesian Voivod as a head of administration.

The Silesian Uprisings 1919-1921

• First Silesian Uprising: 16 August-26 August 1919
• Second Silesian Uprising: 19 August-25 August 1920
• Third Silesian Uprising: 2 May-5 July 1921

See also:

• Voivodships of Poland
• Silesian Voivodship