Demetrius Liubar

1300 (age 83)

The origin of Liubartas is uncertain. Instead of promoting Liubartas and causing a war with Poland, Gediminas compromised with Władysław I of Poland. Both parties agreed to install Boleslaw-Yuri II, nephew of Leo and Andrew. At the time Boleslaw was fourteen years old and was betrothed to Eufemija, daughter of Gediminas. Liubartas continued to rule Lutsk and Volodymyr-Volynskyi. That way the Galicia–Volhynia Wars were postponed until after Boleslaw"s poisoning in 1340. He was poisoned by rebellious nobles, who invited Liubartas to become the ruler for both Galicia and Volhynia. Sources are too scarce to fully reconstruct events between 1341–1349. In 1351 he was even taken prisoner during a battle, and Kęstutis had to rescue him. In 1366 a treaty was signed: Liubartas retained eastern Volhynia with Lutsk, while Poland got western Volhynia and Galicia. However the matter was settled only in 1370: Liubartas took advantage of Casimir"s death and captured all of Volhynia. The territories changed again only in 1569, when Volhynia, including Lutsk, was transferred to Poland by the Union of Lublin. In 1382, after death of Louis I of Hungary, Liubartas captured Kremenets, Przemyshl, and other cities from Hungary. He built a castle in Lutsk, known as the Lubart"s Castle, that survives to this day. Liubartas died ca. 1385, having ruled Volhynia for roughly sixty years. 1350 to an unnamed daughter of Konstantin of Rostov, a relative of Simeon of Moscow. He had three sons, Fëdor, Symeon, and Lazar. Fëdor inherited Volhynia, and died in 1431. 1321/23 married Hanna-Buch (Euphemia), princess of Volhynia, daughter of Andrew of Galicia 1350 married Agatha, daughter of Kostiantyn of Rostov Theodore of Volhynia (~1351-1431) Ivan (died at the end of 14th century) Lazar (died after 1386) Semen (died after 1386) Demetrius, presumably ancestor of the House of Sanguszko.

Demetrius Liubar

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Background

lieutenant is known that he was the youngest son of Gediminas, Grand Duke of Lithuania. In the early 1320s he married a daughter of Andrew of Galicia and ruled Lutsk with Liubar (today town in Zhytomyr Oblast) in eastern Volhynia.

Career

The origin of Liubartas is uncertain. Instead of promoting Liubartas and causing a war with Poland, Gediminas compromised with Władysław I of Poland. Both parties agreed to install Boleslaw-Yuri II, nephew of Leo and Andrew.

At the time Boleslaw was fourteen years old and was betrothed to Eufemija, daughter of Gediminas.

Liubartas continued to rule Lutsk and Volodymyr-Volynskyi. That way the Galicia–Volhynia Wars were postponed until after Boleslaw"s poisoning in 1340.

He was poisoned by rebellious nobles, who invited Liubartas to become the ruler for both Galicia and Volhynia. Sources are too scarce to fully reconstruct events between 1341–1349.

In 1351 he was even taken prisoner during a battle, and Kęstutis had to rescue him.

In 1366 a treaty was signed: Liubartas retained eastern Volhynia with Lutsk, while Poland got western Volhynia and Galicia. However the matter was settled only in 1370: Liubartas took advantage of Casimir"s death and captured all of Volhynia. The territories changed again only in 1569, when Volhynia, including Lutsk, was transferred to Poland by the Union of Lublin.

In 1382, after death of Louis I of Hungary, Liubartas captured Kremenets, Przemyshl, and other cities from Hungary.

He built a castle in Lutsk, known as the Lubart"s Castle, that survives to this day. Liubartas died ca. 1385, having ruled Volhynia for roughly sixty years.

1350 to an unnamed daughter of Konstantin of Rostov, a relative of Simeon of Moscow. He had three sons, Fëdor, Symeon, and Lazar.

Fëdor inherited Volhynia, and died in 1431.

1321/23 married Hanna-Buch (Euphemia), princess of Volhynia, daughter of Andrew of Galicia

1350 married Agatha, daughter of Kostiantyn of Rostov

Theodore of Volhynia (~1351-1431)

Ivan (died at the end of 14th century)

Lazar (died after 1386)

Semen (died after 1386)

Demetrius, presumably ancestor of the House of Sanguszko.

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