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Eusebius of Nicomedia

(Encyclopedia)Eusebius of Nicomedia nĭkōmēˈdēə [key], d. 342, Christian churchman and theologian, leader of the heresy of Arianism. He was bishop of Nicomedia (330–39) and patriarch of Constantinople (339�...

Isaac I

(Encyclopedia)Isaac I (Isaac Comnenus) īˈzək kŏmnēˈnəs [key], c.1005–1061, Byzantine emperor (1057–59), first of the Comnenus dynasty. Proclaimed emperor by the army, he deposed Michael VI, who had succe...

Niš

(Encyclopedia)Niš or Nish both: nēsh [key], city (1991 pop. 175,391), SE Serbia, on the Nišava River. An important railway and industrial center, it has industries that textiles, cigarettes, electronics, and spi...

Romanus II

(Encyclopedia)Romanus II, 939–63, Byzantine emperor (959–63), son and successor of Constantine VII. A profligate, he came under the domination of his second wife, Theophano. She, along with the eunuch Joseph Br...

Zoë

(Encyclopedia)Zoë zōˈē [key], c.978–1050, Byzantine empress (1028–50), daughter and successor of Constantine VIII. Zoë was first married when she was 50 years old at the request of her father to insure sta...

Cajetan

(Encyclopedia)Cajetan [Lat.,=from Gaeta], 1469?–1534, Italian prelate, cardinal of the Roman Catholic Church, b. Gaeta. His original name was Giacomo de Vio. He joined the Dominicans (c.1484), became general of t...

Burj Khalifa

(Encyclopedia)Burj Khalifa [Arab.,=Khalifa Tower], skyscraper in Dubai, United Arab Emirates, that is the tallest building in the world. The centerpiece of a large urban development, it stands 2,717 ft (828 m) high...

Salonica campaigns

(Encyclopedia)Salonica campaigns. In the summer of 1915, Bulgaria entered World War I on the side of the Central Powers; in September, Bulgaria attacked Serbia. An Allied expeditionary force that landed at Salonica...

Helena, Saint

(Encyclopedia)Helena, Saint hĕlˈənə [key], c.248–328?, mother of Constantine I. She became a Christian in 313. According to tradition she found (327) the relic of the True Cross in Jerusalem and identified th...

Innocent V

(Encyclopedia)Innocent V, d. 1276, pope (1276), a Savoyard named Peter of Tarentaise; successor of Gregory X. He was a Dominican and studied at Paris under St. Thomas Aquinas and St. Albertus Magnus. He became an e...