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Louis I, emperor of the West

(Encyclopedia)Louis I or Louis the Pious, Fr. Louis le Pieux or Louis le Débonnaire, 778–840, emperor of the West (814–40), son and successor of Charlemagne. He was crowned king of Aquitaine in 781 and co-empe...

Constantine V, Byzantine emperor

(Encyclopedia)Constantine V (Constantine Copronymus), 718–75, Byzantine emperor (741–75), son and successor of Leo III. An able general and administrator, he fought successfully against the Arabs, Slavs, and Bu...

Mercury, in Roman religion

(Encyclopedia)Mercury, in Roman religion, god of commerce and messenger of the gods; identified with the Greek Hermes. He was honored at the Mercuralia, a festival held in May and attended primarily by traders and ...

Virginia, in Roman legend

(Encyclopedia)Virginia, in Roman legend, daughter of the centurion Virginius. Her father stabbed her to save her from the lust of Appius Claudius Crassus, decemvir. This precipitated the fall of the decemvirs. The ...

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...

Licinius, Roman plebian gens

(Encyclopedia)Licinius līsĭnˈēəs [key], Roman plebeian gens, of which several men were noteworthy. Caius Licinius Calvus Stolo, fl. 375 b.c., was tribune of the people with Lucius Sextius. Roman historians att...

Domitian

(Encyclopedia)Domitian (Titus Flavius Domitianus) dōmĭshˈən [key], a.d. 51–a.d. 96, Roman emperor (a.d. 81–a.d. 96), son of Vespasian. Although intended as the heir to his older brother, Titus, he was given...

Leo III, Byzantine emperor

(Encyclopedia)Leo III (Leo the Isaurian or Leo the Syrian), c.680–741, Byzantine emperor (717–41). He was probably born in N Syria (rather than in Isauria, as once thought). He held diplomatic and military post...

John III, Byzantine emperor of Nicaea

(Encyclopedia)John III (John Ducas Vatatzes) do͝oˈkəs vətătˈzēz [key], d. 1254, Byzantine emperor of Nicaea (1222–54), successor and son-in-law of Theodore I. He extended his territory in Asia Minor and th...

Theodore II , Byzantine emperor of Nicaea

(Encyclopedia)Theodore II (Theodore Lascaris), 1222–58, Byzantine emperor of Nicaea (1254–58), son and successor of John III. He fought the Bulgarians and temporarily regained parts of Thrace. He made Nicaea a ...