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John IV, Byzantine emperor of Nicaea

(Encyclopedia)John IV (John Lascaris) lăsˈkərĭs [key], b. c.1250, d. after 1273, Byzantine emperor of Nicaea (1258–61), son and successor (under a regency) of Theodore II and last of the Lascarids. Michael Pa...

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 ...

ecumenical council

(Encyclopedia)ecumenical council: see council, ecumenical. ...

Council Bluffs

(Encyclopedia)Council Bluffs, city (2020 pop. 62,799), seat of Pottawattamie co., SW Iowa, on and below bluffs overlooking the Missouri River, opposite Omaha, Nebr.; ...

European Council

(Encyclopedia)European Council, institution of the European Union (EU) responsible for defining the EU's general political direction and priorities. It is composed of an elected president (who serves a two-and-a-ha...

Nordic Council

(Encyclopedia)Nordic Council, international consultative body, created in 1952 by Denmark, Iceland, Norway, and Sweden. Finland joined the council in 1955. The territories of the Faeroes and the Åland Islands have...

Arctic Council

(Encyclopedia)Arctic Council, intergovernmental forum established to promote cooperation, coordination, and interaction among the arctic nations, with the involvement of indigenous peoples and others inhabiting the...

Barents Council

(Encyclopedia)Barents Council: see under Barents Sea. ...

Security Council

(Encyclopedia)Security Council: see United Nations.

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...