Duchy of Warsaw | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
1310–1370 1381–1488 | |||||||||||
Status | Fiefdom within the Kingdom of Poland (1310–1320) Fiefdom of the United Kingdom of Poland (1320–1385) Fiefdom of the Crown of the Kingdom of Poland (1386–1488) | ||||||||||
Capital | Warsaw | ||||||||||
Official languages | Polish, Latin | ||||||||||
Religion | Roman Catholic | ||||||||||
Government | Feudal duchy | ||||||||||
Duke | |||||||||||
• 1310–1313 (first of the first state) | Siemowit II of Masovia | ||||||||||
• 1355–1370 (last of the second state) | Siemowit III | ||||||||||
• 1381–1429 (first of the second state) | Janusz I of Warsaw | ||||||||||
• 1471–1481 (last of the last state) | Bolesław V of Warsaw | ||||||||||
Historical era | High Middle Ages | ||||||||||
• Partition of the Duchy of Masovia | 1310 | ||||||||||
• Unification of the Duchy of Masovia | 5 November 1370 | ||||||||||
• Partition of the Duchy of Masovia | June 1381 | ||||||||||
• Incorporation into the Duchy of Czersk | 1488 | ||||||||||
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The Duchy of Warsaw[a] was a feudal district duchy in Masovia, centered on the Warsaw Land. Its capital was Warsaw.[1]
The state was established in 1310, in the partition of the Duchy of Masovia, with duke Siemowit II of Masovia becoming its first leader.[1] It existed until 5 November 1370, when, under the rule of duke Siemowit III, duchies of Czersk, Rawa, and Warsaw were unified into the Duchy of Masovia.[2][3] It was again re-established in June 1381, in the partition of the Duchy of Masovia, with duke Janusz I of Warsaw as its first leader.[4][5][6] It existed until 1488, when it got incorporated into the Duchy of Czersk.[7]
From 1310 to 1320, it was a fiefdom within the Kingdom of Poland, and from 1320 to 1385, a fiefdom of the United Kingdom of Poland, and from 1386 to 1488, a fiefdom of the Crown of the Kingdom of Poland.
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