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Este, Italian noble family

(Encyclopedia)Este ĕsˈtā [key], Italian noble family, rulers of Ferrara (1240–1597) and of Modena (1288–1796) and celebrated patrons of the arts during the Renaissance. Probably of Lombard origin, they took ...

Andronicus I

(Encyclopedia)Andronicus I (Andronicus Comnenus) ăndrənīˈkəs kŏmnēˈnəs [key], 1120?–1185, Byzantine emperor (1183–85), nephew of John II. He acceded to the throne by strangling his cousin Alexius II. T...

Edessa

(Encyclopedia)Edessa ĭdĕsˈə [key], ancient city of Mesopotamia, on the site of modern Şanlıurfa, Turkey. It emerged in the 4th cent. b.c. as Orrhoe, or Arrhoe, and was later named Edessa by Seleucus I of Syri...

Alexander, king of Greece

(Encyclopedia)Alexander, 1893–1920, king of the Hellenes (1917–20), second son of Constantine I. After his father's forced abdication, he succeeded to the Greek throne with the support of the Allies, who distru...

Trebizond, empire of

(Encyclopedia)Trebizond, empire of, 1204–1461. When the army of the Fourth Crusade overthrew (1204) the Byzantine Empire and established the Latin Empire of Constantinople, several Greek successor states sprang u...

Rainalducci, Pietro

(Encyclopedia)Rainalducci or Rainallucci, Pietro pyĕˈtrō rīnäldo͞otˈchē, rīnäl-lo͞otˈchē [key], d. 1333, Italian churchman (b. Corvaro, near Rieti), antipope (1328–30) with the name Nicholas V. Havin...

Paulicians

(Encyclopedia)Paulicians pôlĭshˈənz [key], Christian heretical sect. The sect developed in Armenia from obscure origins and is first mentioned in the middle of the 6th cent., where it is associated with Nestori...

Palermo

(Encyclopedia)Palermo pälĕrˈmō [key], Lat. Panormus, city (1991 pop. 698,556), capital of Palermo prov. and of Sicily, NW Sicily, Italy, on the Tyrrhenian Sea. Situated on the edge of the Conca d'Oro (Golden Co...

Wittelsbach

(Encyclopedia)Wittelsbach vĭˈtəlsbäkh [key], German dynasty that ruled Bavaria from 1180 until 1918. The family takes its name from the ancestral castle of Wittelsbach in Upper Bavaria. In 1180 Holy Roman Emper...

Potemkin, Grigori Aleksandrovich

(Encyclopedia)Potemkin, Grigori Aleksandrovich pōtĕmˈkĭn, Rus. grĭgôˈrē əlyĭksänˈdrəvĭch pŭtyômˈkĭn [key], 1739–91, Russian field marshal and favorite of Catherine II. He studied at Moscow Univ....