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Empire State Building

(Encyclopedia)Empire State Building, in central Manhattan, New York City, on Fifth Ave. between 33d St. and 34th St. It was designed by the firm of Shreve, Lamb, and Harmon and built in 1930–31. For many years it...

Nicaea, empire of

(Encyclopedia)Nicaea, 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. Several ...

United Empire Loyalists

(Encyclopedia)United Empire Loyalists, in Canadian history, name applied to those settlers who, loyal to the British cause in the American Revolution, migrated from the Thirteen Colonies to Canada. Some emigrated d...

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...

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...

Orsini

(Encyclopedia)Orsini ōrsēˈnē [key], powerful Roman family that included three popes and numerous other churchmen, soldiers and statesmen. The eponymous ancestor was one Ursus. Giacinto Orsini, who became Pope C...

Constantine I, Roman emperor

(Encyclopedia)Constantine I or Constantine the Great kŏnˈstəntēn, –tīn [key], 288?–337, Roman emperor, b. Naissus (present-day Niš, Serbia). He was the son of Constantius I and Helena and was named in ful...

Hadrian, Roman emperor

(Encyclopedia)Hadrian hāˈdrēən [key], a.d. 76–138, Roman emperor (117–138), b. Spain. His name in full was Publius Aelius Hadrianus. An orphan, he became the ward of Trajan. Hadrian distinguished himself as...

Westphalia, Peace of

(Encyclopedia)Westphalia, Peace of, 1648, general settlement ending the Thirty Years War. It marked the end of the Holy Roman Empire as an effective institution and inaugurated the modern European state system. The...

John George

(Encyclopedia)John George, 1585–1656, elector of Saxony (1611–56). A drunkard, he nonetheless ruled the leading German Protestant state during the Thirty Years War. He vacillated in his policy between support o...