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Leo VI, Byzantine emperor

(Encyclopedia)Leo VI (Leo the Wise or Leo the Philosopher), 862?–912, Byzantine emperor (886–912), son and successor of Basil I. He added to the work of his father by the publication (887–93) of the Basilica,...

Constantine VI, Byzantine emperor

(Encyclopedia)Constantine VI, b. c.770, Byzantine emperor (780–97), son and successor of Leo IV. His mother, Irene, was regent until 790, when she was deposed by a military revolt. Constantine recalled her in 792...

John III, king of Poland

(Encyclopedia)John III (John Sobieski) sôbyĕˈskē [key], 1624–96, king of Poland (1674–96), champion of Christian Europe against the Ottomans. Born to an ancient noble family, he was appointed (1668) command...

Constantinople

(Encyclopedia)Constantinople kŏnˌstănˌtĭnōˈpəl [key], former capital of the Byzantine Empire and of the Ottoman Empire, since 1930 officially called İstanbul (for location and description, see İstanbul). ...

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...

Ahmed II

(Encyclopedia)Ahmed II, 1642–95, Ottoman sultan (1691–95), brother and successor of Sulayman II to the throne of the Ottoman Empire (Turkey). Soon after his reign began, the Turkish defeat at Slankamen, Serbia ...

caliphate

(Encyclopedia)caliphate kălˈĭfˌ [key], the spiritual head and temporal ruler of the Islamic state. In principle, Islam is theocratic: when Muhammad died, a caliph [Arab.,=successor] was chosen to rule in his pl...

Mithradates VI

(Encyclopedia)Mithradates VI (Mithradates Eupator) mĭthrəkdāˈtēz [key], c.131 b.c.–63 b.c., king of Pontus, sometimes called Mithradates the Great. He extended his empire until, in addition to Pontus, he hel...

Mithridates VI

(Encyclopedia)Mithridates VI: see Mithradates VI. ...

Magnus VI

(Encyclopedia)Magnus VI (Magnus the Law Mender), 1238–80, king of Norway (1263–80), son of Haakon IV. A man of peace, he brought an end to the Scottish war by ceding (1266) the Hebrides and the Isle of Man to A...