Jacob Svetoslav (Bulgarian: Яков Светослав, Yakov Svetoslav) (ca. 1210s/1220s–1275 or 1276/1277) was a prominent 13th-century Bulgarian noble (bolyarin)...

cousin, Theodore Svetoslav, and was referred to in a contemporary Venetian source as a Despot of Bulgaria and Lord of Vidin. Jacob Svetoslav was the ruler...

Transylvania and Lord of the Cumans". A Bulgarian nobleman, Despot Jacob Svetoslav sought assistance from Stephen after his domains, which were situated...

made an alliance with the Byzantines, but another powerful nobleman, Jacob Svetoslav, who had taken control of the southwestern region, was loyal to Konstantine...

the Bulgarian–Hungarian affairs too. A Bulgarian nobleman, Despot Jacob Svetoslav sought assistance from Stephen after his domains, which were situated...

admiral Bernat de Sarrià. She died in 1309. A Bulgarian boyar, Despot Jacob Svetoslav, married another of Theodore's daughters, according to Pachymeres....

Svetoslav or Svyatoslav Nikolayevich Roerich (Russian: Святослав Николаевич Рерих; 23 October 1904 – 30 January 1993) was a Russian-Indian painter based...

to Rostislav. The city was soon controlled by the Bulgarian noble Jacob Svetoslav, but by 1266 he also styled himself emperor. The restoration of the...

as the 1270s, after the death of the previous ruler of that area, Jacob Svetoslav. Danilo, a Serbian archbishop, reported, "At that time in the land...

reinforcements under the command of Ladislaus Kán to Bulgaria to support Despot Jacob Svetoslav against the Byzantine Empire. A diplomatic mission around the same...

combining both (i.e. Ivan Vladislav, Gavril Radomir, Ivan Sratsimir, Theodore Svetoslav). When using a double name, the Christian name always preceded the name...

Name Tenure Conferred by Notes Refs Jacob Svetoslav before 1261–1275/1277 possibly Tsar Constantine Tikh Powerful magnate and autonomous lord of Sofia...

early as the 1270s, after the death of the previous lord of that area, Jacob Svetoslav. He was perhaps elevated to the position of despot of Vidin soon after...

weakness. In this vein, she proceeded to adopt as son the adult despot Jacob Svetoslav, a semi-autonomous ruler and potential rival, and then to apparently...

Stephen V had another daughter (name unknown) who was the wife of Despot Jacob Svetoslav. The name of Milutin's Thessalian wife is not indicated in any of the...

and her unidentified sister were the siblings of Bulgarian Despot Jacob Svetoslav, who rebelled against his father-in-law, Stephen's rule, and after...

conquest of Rus', much like another Russian in Bulgarian service, Jacob Svetoslav. Either way, in 1323 Ivan's right-hand man was a Hungarian named Inas...

(despot) Ivanovo, Rock-hewn Churches of Ivats Ivaylo Ivaylo, Uprising of Jacob Svetoslav Jeremiah (Bulgarian priest) Joachim I of Bulgaria Joachim II of Bulgaria...

months. During the civil war in Hungary, Stephen's vassal, Despot Jacob Svetoslav submitted himself to Tsar Constantine Tikh of Bulgaria. In the summer...

which took place in that year. When Duke Stephen's vassal, Despot Jacob Svetoslav submitted himself to Tsar Constantine Tikh of Bulgaria, taking advantage...

command of Ladislaus Kán to Bulgaria to provide assistance to Despot Jacob Svetoslav. The tense relationship between Béla IV and Stephen – who adopted the...

Hungarian reinforcement in order to provide assistance for Despot Jacob Svetoslav against the Byzantine Empire. The Geregye brothers supported the duke...

1263, when the younger king sent reinforcements in order to support Jacob Svetoslav against the Byzantine Empire. Duke Stephen donated the villages of...

royal army. During the civil war in Hungary, Stephen's vassal, Despot Jacob Svetoslav submitted himself to Tsar Constantine Tikh of Bulgaria. In the summer...

1263, when Stephen sent reinforcements to Bulgaria to assist Despot Jacob Svetoslav in his war against the Byzantine Empire. Returning home, Reynold became...

1263, he led a Hungarian army in alliance with a Bulgarian magnate, Jacob Svetoslav against the re-forming Byzantine Empire. However, along with his brother...

assigned Queen Elizabeth and "Anna" to the gens Kán and the person of Jacob Svetoslav, but his whole theory was neglected or rejected by the later historiography...

bravery and merits in the civil war. When Stephen's vassal, Despot Jacob Svetoslav submitted himself to Tsar Constantine Tikh of Bulgaria, taking advantage...

forts and routed the Bulgarians in five battles, resulting that Despot Jacob Svetoslav again accepted Stephen's suzerainty. However, despite the former agreement...

Das Gulhati L. Venkatakrishna Iyer Rai Krishnadas Sumitranandan Pant Svetoslav Roerich Bhagwan Sahay Bindeshwari Prasad Verma Krishnasami Venkataraman...