Columbia Encyclopedia

(Encyclopedia) Medici, Ferdinand II de', 1610–70, grand duke of Tuscany (1620–70); son and successor of Cosimo II de' Medici. A pupil of Galileo, he founded (1657) the Accademia del Cimento, the first European a...

(Encyclopedia) World War II, 1939–45, worldwide conflict involving every major power in the world. The two sides were generally known as the Allies and the Axis. Although hostilities came to an end in Sept...

(Encyclopedia) Valentinian II, 371?–392, Roman emperor of the West (375–92), son of Valentinian I. Upon the death of his father, he was proclaimed emperor with his brother Gratian as coregent. After the death (3...

(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...

(Encyclopedia) Azov, Sea of, Gr. Maiotis, Lat. Palus Maeotis, ancient Rus. Surozhskoye, northern arm of the Black Sea, c.14,000 sq mi (36,300 sq km), shared by S European Russia and E Ukraine. The shallow sea (maxim...

(Encyclopedia) Yermak or Ermak both: yĕrmäkˈ [key], d. 1584?, Russian conqueror of Siberia; his name also occurs as Yermak Timofeyevich. The leader of a band of independent Russian Cossacks, he spent his early ca...

(Encyclopedia) Radom räˈdôm [key], city (1993 est. pop. 230,500), Mazowieckie prov., SE Poland. It is a railway junction and an industrial center. The main products are textiles, glassware, chemicals, and process...

(Encyclopedia) Saransk səränskˈ [key], city (1989 pop. 312,000), capital of Mordovia, central European Russia. Machine building and food processing are the major industries. Saransk was founded as a fort in 1641....

(Encyclopedia) Michael III (Michael the Amorian or Phrygian), 836–67, Byzantine emperor (842–67), son and successor of Theophilus and grandson of Michael II. His minority saw the final overthrow of iconoclasm an...

(Encyclopedia) Guadalupe Hidalgo, Treaty of, 1848, peace treaty between the United States and Mexico that ended the Mexican War. Negotiations were carried on for the United States by Nicholas P. Trist. The treaty wa...