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Frederick VII, king of Denmark

(Encyclopedia)Frederick VII, 1808–63, king of Denmark, duke of Schleswig, Holstein, and Lauenburg (1848–63), son and successor of Christian VIII. He accepted a liberal constitution in 1849 that ended the absolu...

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 ...

Simeon II

(Encyclopedia)Simeon II, Simeon Borisov Sakskoburggotski, or Simeon Borisov Saxe-Coburg-Gotha, 1937–, czar (1943–46) and premier (2001–5) of Bulgaria. He succeeded his father, Boris III, under a regency. Aft...

Sylvester II

(Encyclopedia)Sylvester II, c.945–1003, pope (999–1003), a Frenchman (b. Auvergne) named Gerbert; successor of Gregory V. In his youth he studied at Muslim schools in Spain and became learned in mathematics and...

Henry VII, king of England

(Encyclopedia)Henry VII, 1457–1509, king of England (1485–1509) and founder of the Tudor dynasty. Henry was an astute political leader. He established the Tudor tradition of strong rule tempered by a sense ...

king crow

(Encyclopedia)king crow: see drongo.

king devil

(Encyclopedia)king devil: see hawkweed.

King Arthur

(Encyclopedia)King Arthur: see Arthurian legend. ...

Alfonso IV, king of Portugal

(Encyclopedia)Alfonso IV, 1291–1357, king of Portugal (1325–57), son and successor of Diniz. Disgruntled by the favoritism his father showed toward Alfonso's illegitimate half-brothers, Alfonso rose in revolt i...

Oka, river, central European Russia

(Encyclopedia)Oka əkäˈ [key], river, c.925 mi (1,490 km) long, rising S of Orel, central European Russia. It flows N past Orel and Kaluga, E past Serpukhov, Kolomna, and Ryazan, and then NE past Murom to join th...