Duchies of Poland: Map & History
The last will and testament of the Piast duke Bolesław III Wrymouth of Poland, established rules for governance of the Polish kingdom by his four surviving sons after his death.
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The last will and testament of the Piast duke Bolesław III Wrymouth of Poland, established rules for governance of the Polish kingdom by his four surviving sons after his death. By issuing it, Bolesław planned to guarantee that his heirs would not fight among themselves, and would preserve the unity of his lands under the Piast dynasty. However, soon after his death his sons fought each other, and Poland entered a period of fragmentation lasting about 200 years.
Modern Countries Once Part of Duchies of Poland
At its mapped extent, Duchies of Poland covered territory in 1 present-day country. The period shown is when the mapped borders include that country, and the note says how much of it.
Largest Present-Day Cities in Its Territory
Each opens on the live map inside Duchies of Poland's borders of that time.
Derived by testing mapped cities against this polity's dated territorial polygons, so the list is indicative and follows the borders in the source dataset.
Duchies of Poland Map Over Time
Dated world maps on which Duchies of Poland appears, with the other states of the time.
Duchies of Poland Timeline
Key historical inflections from foundation to peak territorial expansion
Expansion to peak recorded area of 224,807 km² in 1231 CE.
Duchies of Poland: Frequently Asked Questions
When did Duchies of Poland exist?
Duchies of Poland is dated to 1139 CE – 1304 CE, in the High & Late Middle Ages era.
How large was Duchies of Poland at its peak?
At its peak in 1231 AD Duchies of Poland covered about 224,807 km².
How did the map of Duchies of Poland change over time?
Duchies of Poland appears on 2 dated world maps in the atlas, from 1200 CE to 1300 CE. Each shows its borders in that year next to the other states of the time.
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