Sarah, Theodora or Sarah-Theodora was the second wife of Tsar Ivan Alexander of Bulgaria. A Jewess, the daughter of a Venetian banker, she later converted to Eastern Orthodox Christianity and accepted the name Theodora to become the second consort of Ivan Alexander. Sarah-Theodora played a significant role in the partition of the Bulgarian Empire between Ivan Alexander's two sons by his two wives (Ivan Sratsimir by Theodora of Wallachia and Ivan Shishman by Sarah-Theodora), which ultimately led to the Ottoman conquest of Bulgaria in the very end of the 14th century. // Rulers of Bulgaria Note on titles According to a controversial 17th century Volga Bulgar source, early Bulgar leaders bore the title of baltavar, which might mean ruler of Avars, although this is likely a folk etymology. ... Ivan Alexander (Bulgarian: , transliterated Ivan AleksandÇŽr;[1] IPA: ), also known as John Alexander,[2] ruled as Emperor (Tsar) of Bulgaria from 1331 to 1371,[3] during the Second Bulgarian Empire. ... For other uses, see Jew (disambiguation). ... Venice (Italian: Venezia, Venetian: Venezsia) is the capital of region Veneto, and has a population of 271,663 (census estimate January 1, 2004). ... Eastern Orthodoxy (also called Greek Orthodoxy and Russian Orthodoxy) is a Christian tradition which represents the majority of Eastern Christianity. ... Christianity is a monotheistic[1] religion centered on the life and teachings of Jesus of Nazareth as presented in the New Testament. ... King George V of the United Kingdom and his consort, Queen Mary A queen consort is the wife and consort of a reigning king. ... First Bulgarian Empire Second Bulgarian Empire This is a disambiguation page: a list of articles associated with the same title. ... Ivan Sratsimir or Ivan Stratsimir (Bulgarian: ) was emperor (tsar) of Bulgaria in Vidin from 1356 to 1397. ... Tsar Ivan Shishman of Bulgarian was the son of Tsar Ivan Alexander and his second wife Theodora. ... Motto: دولت ابد مدت Devlet-i Ebed-müddet (The Eternal State) Anthem: Ottoman imperial anthem Borders in 1680, see: list of territories Capital Söğüt (1299-1326) Bursa (1326-1365) Edirne (1365-1453) Constantinople (Istanbul) (1453-1922) Language(s) Ottoman Turkish Government Monarchy Sultans  - 1281–1326 Osman I  - 1918–1922 Mehmed VI...

Sarah-Theodora also gave birth to another son, Ivan Asen V, who was associated as emperor of Bulgaria by 1359–1388?, and three daughters: Desislava, Tamara, and Keratsa Mariya, who married the Byzantine Emperor Andronikos IV Palaiologos and gave birth to the short-lived Emperor John VII Palaiologos. Keratsa of Bulgaria was the daughter of Tsar Ivan Alexander of Bulgaria and his second wife Theodora. ... This is a list of the Emperors of the late Eastern Roman Empire, called Byzantine by modern historians. ... Andronikos IV Palaiologos or Andronicus IV Palaeologus (Greek: Ανδρόνικος Δ Παλαιολόγος) (April 2, 1348–June 28, 1385), was Byzantine emperor from 1376 to 1379. ... This article or section does not cite its references or sources. ...