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Henry the Lion

(Encyclopedia)Henry the Lion, 1129–95, duke of Saxony (1142–80) and of Bavaria (1156–80); son of Henry the Proud. His father died (1139) while engaged in a war to regain his duchies, and it was not until 1142...

Holy Roman Emperors (table)

(Encyclopedia)HOLY ROMAN EMPERORS(including dates of reign) Saxon dynasty Salian or Franconian dynasty Hohenstaufen dynasty and rivals Interregnum, 1254–73 Hapsburg, Luxemburg, and other dynasties ...

revolutions of 1848

(Encyclopedia)revolutions of 1848, in European history. The February Revolution in France gave impetus to a series of revolutionary explosions in Western and Central Europe. However the new French Republic did not ...

Sigismund

(Encyclopedia)Sigismund sÄ­jˈĭsmÉ™nd, sÄ­gˈ– [key], 1368–1437, Holy Roman emperor (1433–37), German king (1410–37), king of Hungary (1387–1437) and of Bohemia (1419–37), elector of Brandenburg (1376â...

metaphysics

(Encyclopedia)metaphysics mĕtəfĭzˈĭks [key], branch of philosophy concerned with the ultimate nature of existence. It perpetuates the Metaphysics of Aristotle, a collection of treatises placed after the Physic...

Klaus, Václav

(Encyclopedia)Klaus, Václav klous [key], 1941–, Czech politician. A staunch free-market economist and leader (1991–2002) of the Civic Democratic party, he has been one of Eastern Europe's more influential pos...

hypnotism

(Encyclopedia)hypnotism hĭpˈnətĭzəm [key] [Gr.,=putting to sleep], to induce an altered state of consciousness characterized by deep relaxation and heightened suggestibility. The term was originally coined by ...

Struve

(Encyclopedia)Struve shtro͞oˈvə [key], family of astronomers. Friedrich Georg Wilhelm von Struve, 1793–1864, was born in Germany but later lived in Russia. While director (1817–39) of Dorpat Observatory he w...

Spartacus party

(Encyclopedia)Spartacus party or Spartacists, radical group of German Socialists, formed c.Mar., 1916, and led by Karl Liebknecht and Rosa Luxemburg. The name was derived from the pseudonym Spartacus used by Liebkn...

cadmium

(Encyclopedia)cadmium kădˈmēəm [key] [from cadmia, Lat. for calamine, with which cadmium is found associated], metallic chemical element; symbol Cd; at. no. 48; at. wt. 112.411; m.p. 321℃; b.p. 765℃; sp. gr...