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Constantine Nikolayevich

(Encyclopedia)Constantine Nikolayevich kənˌstəntyēnˈ nēkôläyāˈvĭch [key], 1827–92, grand duke of Russia; brother of Czar Alexander II. Constantine supported all the reforms instituted by his brother, w...

Martin I, Saint, d. 655?, pope

(Encyclopedia)Martin I, Saint, d. 655?, pope (649–55?), an Italian, b. Todi; successor of Theodore I. On his accession he summoned a great council at the Lateran, as St. Maximus had urged, to deal with Monothelet...

Poland, partitions of

(Encyclopedia)Poland, partitions of. The basic causes leading to the three successive partitions (1772, 1793, 1795) that eliminated Poland from the map were the decay and the internal disunity of Poland and the eme...

Sarai

(Encyclopedia)Sarai sərīˈ [key], former city, S European Russia, near present-day Volgograd. Founded in 1241 by Batu Khan, it was (13th–15th cent.) the capital of the Tatar Golden Horde, to which the Russians ...

Simeon I

(Encyclopedia)Simeon I, c.863–927, ruler (893–927) and later first czar of Bulgaria. He was placed on the throne by his father, Boris I, who had returned from a monastery to depose his first son, Vladimir (reig...

Adrianople, Treaty of

(Encyclopedia)Adrianople, Treaty of, also called Treaty of Edirne, 1829, peace treaty between Russia and the Ottoman Empire (see Russo-Turkish Wars). Turkey gave Russia access to the mouths of the Danube and additi...

Leopold I, Holy Roman emperor

(Encyclopedia)Leopold I, 1640–1705, Holy Roman emperor (1658–1705), king of Bohemia (1656–1705) and of Hungary (1655–1705), second son and successor of Ferdinand III. Upon his elder brother's death (1654), ...

Clement of Rome

(Encyclopedia)Clement of Rome: see Clement I, Saint. ...

Charles of Valois

(Encyclopedia)Charles of Valois välwäˈ [key], 1270–1325, French prince and military leader, third son of Philip III and father of Philip VI. He dominated the reign in France of his nephew Louis X. On the excom...

Bellingshausen Sea

(Encyclopedia)Bellingshausen Sea, part of the S Pacific Ocean, W Antarctica, SW of Cape Horn between the Antarctic Peninsula and Amundsen Sea. The sea is named after Russian explorer Fabian Gottlieb von Bellingshau...