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Amenemhet IV

(Encyclopedia)Amenemhet IV äˌmĕnĕmˈhĕt, āˌ– [key], d. 1792 b.c., king of ancient Egypt, of the XII dynasty; the son and successor of Amenemhet III. Under Amenemhet IV, the power of the dynasty declined, a...

ferric sulfate

(Encyclopedia)ferric sulfate or iron (III) sulfate, chemical compound, Fe2(SO4)3, a yellow rhombic crystalline hygroscopic water-soluble salt that decomposes when heated to a temperature of 480℃. The enneahydrate...

Fould, Achille

(Encyclopedia)Fould, Achille äshēlˈ fo͞old [key], 1800–1867, French financier and politician. Fould gave financial backing to Louis Napoleon (later Emperor Napoleon III), whom he served four times as minister...

James II, king of Majorca

(Encyclopedia)James II, 1315–49, king of Majorca (1324–49), count of Roussillon and Cerdagne, lord of Montpellier; grandson of James I, nephew and successor of Sancho IV. In 1329 he declared himself a vassal of...

John I, Spanish king of Castile and León

(Encyclopedia)John I, 1358–90, Spanish king of Castile and León (1379–90), son and successor of Henry II. He tried unsuccessfully to unite the Portuguese and Castilian crowns but was twice defeated by the Port...

Niel, Adolphe

(Encyclopedia)Niel, Adolphe ädôlfˈ nyĕl [key], 1802–69, marshal of France under Napoleon III. He served with the corps of engineers in the Algerian campaigns, in the French intervention against the Roman repu...

Northumberland, Henry Percy, 4th earl of

(Encyclopedia)Northumberland, Henry Percy, 4th earl of, 1446–89, English nobleman. When his father, the 3d earl, was killed fighting in the Lancastrian army at Towton (1461), he was imprisoned by Edward IV and th...

Pekah

(Encyclopedia)Pekah pēˈkə [key], in the Bible, king of Israel. He was a general under King Pekahiah and murdered him for the throne. As the head of an anti-Assyrian coalition, he went to war with Ahaz of Judah. ...

Marenzio, Luca

(Encyclopedia)Marenzio, Luca lo͞oˈkä märĕnˈtsēō [key], 1553–1599, Italian composer, in whose works the Renaissance madrigal reached its peak of development. He served the Gonzaga family in Mantua, the Med...

Arpad, chief of the Magyars

(Encyclopedia)Arpad ŏrˈpäd [key], c.840–907?, chief of the Magyars. He led his people into Hungary c.895. The leaders of the Magyars and the first dynasty of Hungarian kings (St. Stephen I to Andrew III) were ...