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Europe · High and late Middle Ages

Duchy of Łęczyca

drawn on the map 1139–1146

A central Polish duchy, often held as a widow's or junior portion (Salomea of Berg held it). Alternated with Sieradz and was reincorporated into the Crown lands under the reunification.

Shown on the map
1139–1146
Peak area
9k km²
Region
Europe

Overview

A central Polish duchy, often held as a widow's or junior portion (Salomea of Berg held it). Alternated with Sieradz and was reincorporated into the Crown lands under the reunification.

Common questions

What was the Duchy of Łęczyca?
A central Polish duchy, often held as a widow's or junior portion (Salomea of Berg held it). Alternated with Sieradz and was reincorporated into the Crown lands under the reunification.
When is the Duchy of Łęczyca shown on the map?
The border data draws the Duchy of Łęczyca 1139–1146. The source samples borders at fixed dates, so a span can begin late or run on past the end.
How large was the Duchy of Łęczyca?
At its greatest extent drawn on this map, the Duchy of Łęczyca covered about 9,000 km². That is the largest area the border data gives it across the years it is drawn, not necessarily its greatest extent in history.

Sources

This compendium cites its sources once for the whole document rather than per territory. Its bibliography names the English Wikipedia articles for each territory as the primary basis, with Encyclopædia Britannica, the World History Encyclopedia, academic works (John Fine on the Balkans, Halperin and Martin on Muscovy, Rady and Veszprémy on Hungary) and, for a few entries, the medieval Livonian Chronicle of Henry itself. The article this entry is anchored on:

This entry was last updated .

This entry was researched and drafted with AI from the sources above, and has not been reviewed by a historian. How entries are made

Text available under CC BY-SA 4.0: reuse it with a credit to The World Through Time and a link to this page. Passages drawing on the Wikipedia articles listed above are also licensed CC BY-SA 4.0 by their contributors.

Border geometry for the map itself comes from Cliopatria v0.12 (Seshat Global History Databank, CC-BY-4.0).

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