Nicaea

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Nicaea

(nīsē`ə), city of Bithnyia, N Asia Minor, built in the 4th cent. B.C. by Antigonus I as Antigonia and renamed Nicaea by Lysimachus for his wife. It flourished under the Romans. It was the scene of the ecumenical council called in A.D. 325 by Constantine IConstantine I
or Constantine the Great
, 288?–337, Roman emperor, b. Naissus (present-day Niš, Serbia). He was the son of Constantius I and Helena and was named in full Flavius Valerius Constantinus.
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, and a second council held there in 787 sanctioned the devotional use of images (see Nicaea, First Council ofNicaea, First Council of,
325, 1st ecumenical council, convened by Roman Emperor Constantine the Great to solve the problems raised by Arianism. It has been said that 318 persons attended, but a more likely number is 225, including every Eastern bishop of importance, four
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 and Nicaea, Second Council ofNicaea, Second Council of,
787, 7th ecumenical council, convened by Byzantine Empress Irene. Called to refute iconoclasm, the council declared that images ought to be venerated (but not worshiped) and ordered them restored in churches.
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). The city, captured by the Turks in 1078 and by the Crusaders in 1097 (see also Nicaea, empire ofNicaea, empire of,
1204–61. In 1204 the armies of the Fourth Crusade set up the Latin Empire of Constantinople, but the Crusaders' influence did not extend over the entire Byzantine Empire.
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), passed finally to the Turks in 1330. It is sometimes called Nice. The modern İznik, Turkey, is on the site.

Nicaea

an ancient city in NW Asia Minor, in Bithynia: site of the first council of Nicaea (325 ad), which composed the Nicene Creed