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Severus (Flavius Valerius Severus), Roman emperor

(Encyclopedia)Severus (Flavius Valerius Severus), d. 307, Roman emperor (306–7). He participated with Galerius in an unsuccessful attempt to overthrow Maxentius. Surrendering to Maximian (father of Maxentius) at ...

Baldwin I, Latin emperor of Constantinople

(Encyclopedia)Baldwin I bôlˈdwĭn [key], 1171–1205, 1st Latin emperor of Constantinople (1204–5). The count of Flanders (as Baldwin IX), he was a leader in the Fourth Crusade (see Crusades). After the seizure...

Bithynia

(Encyclopedia)Bithynia bĭthĭnˈēə [key], ancient country of NW Asia Minor, in present-day Turkey. The original inhabitants were Thracians who established themselves as independent and were given some autonomy a...

Lyons, Second Council of

(Encyclopedia)Lyons, Second Council of, 1274, 14th ecumenical council of the Roman Catholic Church. It was summoned by Pope Gregory X to discuss problems in the Holy Land, to remove the schism of East and West, and...

Vladimir I

(Encyclopedia)Vladimir I vŭlˌədyēˈmyĭr [key], or Saint Vladimir, d. 1015, first Christian grand duke of Kiev (c.980–1015); son of Sviatoslav. In 970, Vladimir was sent by his father to govern Novgorod. Afte...

Bohemond I

(Encyclopedia)Bohemond I bōˈhəmŏnd [key], c.1056–1111, prince of Antioch (1099–1111), a leader in the First Crusade (see Crusades); elder son of Robert Guiscard. With his father he fought (1081–85) agains...

Visigoths

(Encyclopedia)Visigoths (West Goths), division of the Goths, one of the most important groups of Germans. Having settled in the region W of the Black Sea in the 3d cent. a.d., the Goths soon split into two division...

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...

Stanislaus I

(Encyclopedia)Stanislaus I, 1677–1766, king of Poland (1704–1709, 1733–35) and duke of Lorraine (1735–66). He was born Stanislaus Leszczynski. Early in the Northern War (1700–1721), Charles XII of Sweden ...