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Conrad IV, ruler of the Holy Roman Empire

(Encyclopedia)Conrad IV, 1228–54, German king (1237–54), king of Sicily and of Jerusalem (1250–54), son of Holy Roman Emperor Frederick II. He was elected (1237) king of the Romans at his father's instigation...

Soddy, Frederick

(Encyclopedia)Soddy, Frederick sŏdˈē [key], 1877–1956, English chemist. He worked under Lord Rutherford at McGill Univ. and with Sir William Ramsay at the Univ. of London. After serving (1910–14) as lecturer...

Frederick the Fair

(Encyclopedia)Frederick the Fair, c.1286–1330, German antiking (1314–26), duke of Austria, son of Albert I, German king. On the death of Henry VII, Holy Roman emperor and German king, the split between the supp...

Louis IV, Holy Roman emperor

(Encyclopedia)Louis IV or Louis the Bavarian, 1287?–1347, Holy Roman emperor (1328–47) and German king (1314–47), duke of Upper Bavaria. After the death of Holy Roman Emperor Henry VII the Luxemburg party amo...

William I, emperor of Germany and king of Prussia

(Encyclopedia)William I, 1797–1888, emperor of Germany (1871–88) and king of Prussia (1861–88), second son of the future King Frederick William III of Prussia and Louise of Mecklenburg. Essentially conservati...

Camphausen, Ludolf

(Encyclopedia)Camphausen, Ludolf lo͞oˈdôlf kämpˈhouzən [key], 1803–90, Prussian statesman and businessman. A leading merchant in Cologne, he headed the liberal ministry appointed by King Frederick William I...

Douglass, Frederick

(Encyclopedia)Douglass, Frederick dŭgˈləs [key], c.1818–1895, American abolitionist, b. near Easton, Md. as Frederick Augustus Washington Bailey. The son of a black slave, Harriet Bailey, and a white father, m...

Hohenzollern, German princely family

(Encyclopedia)Hohenzollern hōˌən-tsôlˈərn [key], German princely family that ruled Brandenburg (1415–1918), Prussia (1525–1918), and Germany (1871–1918). Originating in S Germany and traceable to the 11...

Otto IV, Holy Roman emperor

(Encyclopedia)Otto IV, 1175?–1218, Holy Roman emperor (1209–15) and German king, son of Henry the Lion, duke of Saxony. He was brought up at the court of his uncle King Richard I of England, who secured his ele...

Frederick IV, king of Denmark and Norway

(Encyclopedia)Frederick IV, 1671–1730, king of Denmark and Norway (1699–1730), son and successor of Christian V. He allied himself (1699) with Augustus II of Poland and Saxony and with Peter I of Russia against...