Columbia Encyclopedia

Search results

500 results found

Compromise of 1850

(Encyclopedia)Compromise of 1850. The annexation of Texas to the United States and the gain of new territory by the Treaty of Guadalupe Hidalgo at the close of the Mexican War (1848) aggravated the hostility betwee...

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 ...

Mersen, Treaty of

(Encyclopedia)Mersen, Treaty of, 870, redivision of the Carolingian empire by the sons of Louis I, Charles the Bald (later Charles II) of the West Franks (France) and Louis the German of the East Franks (Germany), ...

Pepin of Landen

(Encyclopedia)Pepin of Landen (Pepin I), d. 639?, mayor of the palace of the Frankish kingdom of Austrasia. With Arnulf, bishop of Metz, he called in King Clotaire II of Neustria to overthrow (613) Queen Brunhilda ...

Ypres, battles of

(Encyclopedia)Ypres, battles of, three major engagements of World War I fought in and around the town of Ypres in SW Belgium. The first battle of Ypres (Oct.–Nov., 1914) was the last of the series of engagements ...

migration of animals

(Encyclopedia)migration of animals, movements of animals in large numbers from one place to another. In modern usage the term is usually restricted to regular, periodic movements of populations away from and back t...

Poissy, Colloquy of

(Encyclopedia)Poissy, Colloquy of pwäsēˈ [key], 1561, conference of Roman Catholic prelates and Protestant ministers, initiated by Catherine de' Medici and Michel de L'Hôpital in the hope of bringing about a pe...

Nicaea, empire of

(Encyclopedia)Nicaea, empire of, 1204–61. In 1204 the armies of the Fourth Crusade set up the Latin Empire of Constantinople, but the Crusaders' influence did not extend over the entire Byzantine Empire. Several ...

War of 1812

(Encyclopedia)War of 1812, armed conflict between the United States and Great Britain, 1812–15. It followed a period of great stress between the two nations as a result of the treatment of neutral countries by bo...

George of Podebrad

(Encyclopedia)George of Podebrad pôdˈyĕbrät [key], 1420–71, king of Bohemia (1458–71). A Bohemian nobleman, he became leader of the Utraquists, or the moderate Hussites, in the wars between Hussites and Cat...