Columbia Encyclopedia

(Encyclopedia) boyars bōyärzˈ [key], upper nobility in Russia from the 10th through the 17th cent. The boyars originally obtained influence and government posts through their military support of the Kievan prince...

(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...

(Encyclopedia) Aleksandrov əlyĭksänˈdrəf [key], city (1989 pop. 68,000), E European Russia. The city came under the control of the Muscovite princes in 1302. Ivan IV resided (1564–81) in Aleksandrov, where he...

(Encyclopedia) Henry VI, 1421–71, king of England (1422–61, 1470–71). Henry was a mild, honest, and pious man, a patron of literature and the arts and the founder of Eton College (1440). He was, however, u...

(Encyclopedia) John VI, 1769–1826, king of Portugal (1816–26), son of Maria I and Peter III. When his mother became insane, John assumed the reins of government (1792), although he did not formally become regent...

(Encyclopedia) Romanov rōˈmənŏf, Rus. rəmäˈnəf [key], ruling dynasty of Russia from 1613 to 1917. The name Romanov was adopted in the 16th cent. by a family of boyars (great nobles) that traced its beginning...

(Encyclopedia) Moscow or Muscovy, grand duchy of, state existing in W central Russia from the late 14th to mid-16th cent., with the city of Moscow as its nucleus. Its formation and eventual ascendancy over other Rus...

(Encyclopedia) Charles VI (Charles the Mad or Charles the Well Beloved), 1368–1422, king of France (1380–1422), son and successor of King Charles V. During his minority he was under the tutelage of his uncles (p...

(Encyclopedia) Dmitri dĭmēˈtrēəs [key], 1582–91, czarevich, son of Ivan IV (Ivan the Terrible) of Russia. His brother, Feodor I, succeeded Ivan in 1584, but Boris Godunov actually ruled Russia for the period ...

(Encyclopedia) Veliko Tŭrnovo vĕlēˈkō tûrˈnōvō [key], formerly Trnovo or Tirnovo, city (1993 pop. 69,059), N central Bulgaria, on the Yantra River. It is a commercial center and produces foodstuffs, textile...