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Photius

(Encyclopedia)Photius fōˈshəs [key], c.820–892?, Greek churchman and theologian, patriarch of Constantinople, b. Constantinople. He came of a noble Byzantine family. Photius was one of the most learned men of ...

Otto I, Holy Roman emperor

(Encyclopedia)Otto I or Otto the Great, 912–73, Holy Roman emperor (962–73) and German king (936–73), son and successor of Henry I of Germany. He is often regarded as the founder of the Holy Roman Empire. Bol...

Normans

(Encyclopedia)Normans, designation for the Northmen, or Norsemen, who conquered Normandy in the 10th cent. and adopted Christianity and the customs and language of France. Abandoning piracy and raiding, they adopte...

Theodoret

(Encyclopedia)Theodoret thēŏdˈərĕt [key], c.393–c.458, Syrian churchman and theologian. He was a monk of Apamaea and a lifelong friend of Nestorius. In 423 he went unwillingly to be bishop of Cyrus, Syria, w...

Piaget, Jean

(Encyclopedia)Piaget, Jean zhäNpyäˈjā [key], 1896–1980, Swiss psychologist, known for his research in developmental psychology. After receiving a degree in zoology from the Univ. of Neuchâtel (1918), Piaget'...

bull, papal letter

(Encyclopedia)bull [Lat. bulla=leaden seal], papal letter. As the diplomatic organization of the papal chancery progressed in the Middle Ages, the papal bull came to be more solemn than the papal brief or encyclica...

Chamberlain, Joseph

(Encyclopedia)Chamberlain, Joseph, 1836–1914, British statesman. After a successful business career, he entered local politics and won distinction as a reforming mayor of Birmingham (1873–76). Entering Parliame...

Julius II

(Encyclopedia)Julius II, 1443–1513, pope (1503–13), an Italian named Giuliano della Rovere, b. Savona; successor of Pius III. His uncle Sixtus IV gave him many offices and created him cardinal. Innocent VIII, s...

Clement VII, pope

(Encyclopedia)Clement VII, c.1475–1534, pope (1523–34), a Florentine named Giulio de' Medici; successor of Adrian VI. He was the nephew of Lorenzo de' Medici and was therefore first cousin of Pope Leo X. In 151...

Salazar, António de Oliveira

(Encyclopedia)Salazar, António de Oliveira əntôˈnyo͝o ᵺĭ o͝olēvāˈrə sələzärˈ [key], 1889–1970, Portuguese statesman and dictator. After studying at the Univ. of Coimbra, he became professor of po...