duchy · Germany and Central Europe

Duchy of Silesia

1138 CE – 1248 CE (approx.) · capital Wrocław

The Piast duchy of Silesia, created by the partition of Poland in 1138, which opened the region to German settlement and split into many small duchies.

Origins

By the testament of Bolesław III Wrymouth in 1138, Poland was divided among his sons, and Silesia, with its capital at Wrocław, went to the eldest, Władysław II the Exile. Expelled in 1146, he fled to the Empire; his sons returned in 1163 with the support of Frederick Barbarossa and ruled Silesia as a separate duchy.

Rule and society

Henry I the Bearded and his wife Saint Hedwig invited German settlers, founded towns under German law and monasteries such as Trzebnica. Henry I and Henry II the Pious tried to reunite Poland. Henry II was killed fighting the Mongols at the Battle of Legnica in 1241, a disaster for the duchy.

Decline and legacy

After Henry II's death his sons divided Silesia in 1248, the start of its fragmentation into numerous small Piast duchies. In the 14th century these accepted the overlordship of the Kingdom of Bohemia, and Silesia passed later to the Habsburgs and, in 1742, to Prussia.

Lineage

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Cite this page
APA
The Epoch Institute. (2026). Duchy of Silesia. In The Epoch Institute States Register. https://the-epoch-institute.org/state/duchy-of-silesia
MLA
“Duchy of Silesia.” The Epoch Institute States Register, The Epoch Institute, 2026, https://the-epoch-institute.org/state/duchy-of-silesia. Accessed .
Chicago
The Epoch Institute. “Duchy of Silesia.” The Epoch Institute States Register. 2026. https://the-epoch-institute.org/state/duchy-of-silesia.
Harvard
The Epoch Institute (2026) ‘Duchy of Silesia’, The Epoch Institute States Register. Available at: https://the-epoch-institute.org/state/duchy-of-silesia (Accessed: ).

Last reviewed October 2026Random state ↻