# Casimir II the Just seizes Kraków (1177)

URL: https://poland-history.com/timeline/1177-casimir-ii-the-just-seizes-krakow
Location: Kraków
Categories: ruler-change

Discontented nobles and clergy supported Casimir II, who replaced Mieszko III in Kraków. Within the broader Fragmentation period: After 1138 Poland split into duchies ruled by rival Piast princes. Mongol invasions, German settlement, the growth of towns and the arrival of the Teutonic Knights reshaped the land before it was reunited. At this point in the timeline (1177), the governing authority was Casimir II the Just (High Duke of Poland). Youngest son of Bolesław III; the Congress of Łęczyca in 1180 granted privileges to the Church during his rule. Casimir II the Just seizes Kraków mattered because succession and legitimacy shaped alliances, institutions and the direction of state policy. The event is placed here so readers can follow it alongside changes in government, warfare, society, religion and culture across Polish history.

## Why it matters
Casimir II the Just seizes Kraków mattered because succession and legitimacy shaped alliances, institutions and the direction of state policy.

Ruler at the time: [Casimir II the Just](https://poland-history.com/rulers/casimir-ii-the-just)

## Sources
- [Wikipedia — Casimir II the Just](https://en.wikipedia.org/wiki/Casimir_II_the_Just)
- [Encyclopaedia Britannica topic lookup — Casimir II the Just seizes Kraków](https://www.britannica.com/search?query=Casimir+II+the+Just+seizes+Krak%C3%B3w)
- [Wikipedia — History of Poland during the Piast dynasty (period overview)](https://en.wikipedia.org/wiki/History_of_Poland_during_the_Piast_dynasty#Fragmentation_of_the_realm_(1138%E2%80%931320))