The Duchy of Warsaw was a feudal district duchy in

Masovia Mazovia or Masovia ( pl, Mazowsze) is a historical region in mid-north-eastern Poland. It spans the North European Plain, roughly between Łódź and Białystok, with Warsaw being the unofficial capital and largest city. Throughout the centurie ...

, centered on the Warsaw Land. Its capital was

Warsaw Warsaw ( pl, Warszawa, ), officially the Capital City of Warsaw,, abbreviation: ''m.st. Warszawa'' is the capital and largest city of Poland. The metropolis stands on the River Vistula in east-central Poland, and its population is officia ...

. The state was established in 1310, in the partition of the

Duchy of Masovia Duchy of Masovia was a district principality and a fiefdom of the Kingdom of Poland, existing during the Middle Ages. The state was centered in Mazovia in the northeastern Kingdom of Poland, and during its existence, its capital was located i ...

, with duke

Siemowit II of Masovia Siemowit II of Rawa (pl: ''Siemowit II rawski''; 1283 – 18 February 1345), was a Polish prince member of the House of Piast, Duke of Warsaw and Liw during 1310-1313, after a new division with his brothers since 1313 ruler over Rawa Mazowiecka, ...

becoming its first leader.Janusz Grabowski, ''Dynastia Piastów Mazowieckich'', p. 56. It existed until 5 November 1370, when, under the rule of duke Siemowit III, duchies of

Czersk Czersk (; ; formerly german: Czersk, (1942-5): ) is a town in northern Poland in Chojnice County, Pomeranian Voivodeship. As of December 2021, the town has a population of 9,844. Today the center of the city of Czersk in is the Village Square. ...

Rawa The Revolutionary Association of the Women of Afghanistan (RAWA) (Persian:جمعیت انقلابی زنان افغانستان, ''Jamiʿat-e Enqelābi-ye Zanān-e Afghānestān'', Pashto:د افغانستان د ښڅو انقلابی جمعیت) ...

, and Warsaw were unified into the

. It was again reestablished in June 1381, in the partition of the Duchy of Masovia, with duke

Janusz I of Warsaw Janusz I of Warsaw (pl: ''Janusz I warszawski''), also known as Janusz I the Old (pl: ''Janusz I Starszy'') (c. 1347/52 – 8 December 1429), was a Polish prince member of the House of Piast in the Masovian branch, from 1373/74 Duke of Warsaw an ...

as its first leader. It existed until 1488, when it got incorporated into the

Duchy of Czersk The Duchy of Czersk was a feudal district duchy in Masovia, centered on the Czersk Land. Its capital was Czersk. The country was established in 1275, in the partition of the Duchy of Masovia, with duke Konrad II becoming its ruler.Agnieszka Tet ...

. From 1310 to 1320, it was a

fief A fief (; la, feudum) was a central element in medieval contracts based on feudal law. It consisted of a form of property holding or other rights granted by an overlord to a vassal, who held it in fealty or "in fee" in return for a form ...

dom within the

Kingdom of Poland The Kingdom of Poland ( pl, Królestwo Polskie; Latin: ''Regnum Poloniae'') was a state in Central Europe. It may refer to: Historical political entities * Kingdom of Poland, a kingdom existing from 1025 to 1031 * Kingdom of Poland, a kingdom exi ...

, and from 1320 to 1385, a fiefdom of the

United Kingdom of Poland The period of rule by the Piast dynasty between the 10th and 14th centuries is the first major stage of the history of Poland, history of the Polish state. The dynasty was founded by a series of dukes listed by the chronicler Gall Anonymous in t ...

, and from 1386 to 1488, a fiefdom of the Crown of the Kingdom of Poland.

List of rulers

First state

(1310–1313) * Trojden I (1313–1341) * Siemowit III and

Casimir I of Warsaw Casimir I of Warsaw (pl: ''Kazimierz I warszawski''; 1329/31 – 26 November/5 December 1355J. Grabowski: ''Dynastia Piastów mazowieckich'', Kraków 2012, p. 444.), was a Polish prince, member of the House of Piast, Duke of Czersk 1341-1349 jointly ...

(1341–1349) *

(1349–1355) * Siemowit III (1355–1370)

Second state

(1381–1429) *

Bolesław IV of Warsaw Boleslav or Bolesław may refer to: In people: * Boleslaw (given name) In geography: *Bolesław, Dąbrowa County, Lesser Poland Voivodeship, Poland *Bolesław, Olkusz County, Lesser Poland Voivodeship, Poland *Bolesław, Silesian Voivodeship, Pol ...

(1429–1454) ( as the

regent A regent (from Latin : ruling, governing) is a person appointed to govern a state '' pro tempore'' (Latin: 'for the time being') because the monarch is a minor, absent, incapacitated or unable to discharge the powers and duties of the monarchy ...

from 1429 to 1436) * Casimir III of Płock,

Konrad III Rudy Konrad III Rudy, also known in English as Konrad the Red (1447/48 – 28 October 1503), was a Polish prince and member of the Piast dynasty in the Masovian branch. He was a duke of Czersk, Liw, Warsaw, Nur, Łomża, Ciechanów, Różan, Zakr ...

, and Bolesław V of Warsaw (1454) ( Barbara Aleksandrówna and as regents) * Casimir III of Płock,

, Bolesław V of Warsaw and Janusz II of Płock (1455–1471) ( Barbara Aleksandrówna and Paweł Giżycki as regents from 1455 to 1462) * Bolesław V of Warsaw (1471–1481)

Citations

Notes

References

Bibliography

*Janusz Grabowski, ''Dynastia Piastów Mazowieckich''. *Anna Suprunik, ''Mazowsze Siemowitów''. *J. Krzyżaniakowa, J. Ochmański, ''Władysław II Jagiełło'' {{DEFAULTSORT:Warsaw, Duchy of, Middle Ages Former countries in Europe Former monarchies of Europe Duchies of Poland Fiefdoms of Poland History of Poland during the Piast dynasty History of Masovia Duchy of Warsaw Middle Ages 14th-century establishments in Poland 14th-century disestablishments in Poland 15th-century disestablishments in Poland States and territories established in 1310 States and territories disestablished in 1370 States and territories established in 1381 States and territories disestablished in 1488 Former duchies