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Date of birth: 1389 (statement with Gregorian date earlier than 1584) Date of death: 16 February 1442 Rawa Mazowiecka: Noble title
Duchy of Masovia [a] was a district principality and a fiefdom of the Kingdom of Poland, existing during the Middle Ages. [1] [2] The state was centered in Mazovia in the northeastern Kingdom of Poland, and during its existence, its capital was located in the Płock, Czersk and Warsaw. It was formed in 1138 from the territories of the Kingdom ...
Jul 26, 2023 · After his father's death in 1194, Konrad was brought up by his mother. In 1199 he received Masovia and in 1202, Kuyavia. In 1205, he and his brother, Leszek I the White, had their greatest military victory at Battle of Zawichost against Roman the Great. The Ruthenian army was crushed and Roman was killed in battle.
Siemowit IV (Ziemowit IV), also known as Siemowit IV the Younger (pl: Siemowit IV Młodszy; ca. 1353/1356 – 21 January 1426), was a Polish prince member of the House of Piast from the Masovian branch, from 1373/74 Duke of Rawa, and after the division of the paternal inheritance between him and his brother in 1381, ruler over Rawa, Płock, Sochaczew, Gostynin, Płońsk and Wizna, since 1386 ...
Siemowit II of Masovia (1283–1345), son of Boleslaus II of Masovia and his first wife Sophie; Siemowit III of Masovia (ca. 1320–1381), son of Trojden I of Masovia and his wife Maria; Siemowit IV of Masovia (ca. 1352–1425 or 1426), son of Siemowit III and his wife Euphemia; Siemowit V of Masovia (1388–1442), son of Siemowit IV and his ...
Siemowit V of Masovia. b. 1389 d. 1442
Siemowit IV (Ziemowit IV), also known as Siemowit IV the Younger (pl: Siemowit IV Młodszy; ca. 1353/1356 – 21 January 1426), was a Polish prince member of the House of Piast from the Masovian branch, from 1373/74 Duke of Rawa, and after the division of the paternal inheritance between him and his brother in 1381, ruler over Rawa, Płock, Sochaczew, Gostynin, Płońsk and Wizna, since 1386 ...
