Columbia Encyclopedia

Search results

500 results found

Brown v. Board of Education of Topeka, Kans.

(Encyclopedia)Brown v. Board of Education of Topeka, Kans., case decided by the U.S. Supreme Court in 1954. Linda Brown was denied admission to her local elementary school in Topeka because she was black. When, com...

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...

Cambrai, League of

(Encyclopedia)Cambrai, League of, 1508–10, alliance formed by Holy Roman Emperor Maximilian I, King Louis XII of France, Pope Julius II, King Ferdinand V of Aragón, and several Italian city-states against the re...

Rio Grande, river, United States and Mexico

(Encyclopedia)Rio Grande rēˈō grănd, rēˈō gränˈdē [key], river, c.1,885 mi (3,000 km) long, rising in SW Colo. in the San Juan Mts. and flowing south through the middle of N.Mex., past Albuquerque, then c...

Commonwealth of Nations

(Encyclopedia)Commonwealth of Nations, voluntary association of Great Britain and its dependencies, certain former British dependencies that are now sovereign states and their dependencies, and the associated state...

Augsburg, League of

(Encyclopedia)Augsburg, League of, defensive alliance formed (1686) by Holy Roman Emperor Leopold I with various German states, including Bavaria and the Palatinate, and with Sweden and Spain so far as their German...

Declaration of Independence

(Encyclopedia)Declaration of Independence, full and formal declaration adopted July 4, 1776, by representatives of the Thirteen Colonies in North America announcing the separation of those colonies from Great Brita...

Portsmouth, Treaty of

(Encyclopedia)Portsmouth, Treaty of, 1905, treaty ending the Russo-Japanese War. It was signed at the Portsmouth Naval Base, New Hampshire, on Sept. 5, 1905. Negotiations leading up to the treaty began in the sprin...

Washington, Treaty of

(Encyclopedia)Washington, Treaty of, May, 1871, agreement concluded between the United States and Great Britain in Washington, D.C. Its principal articles provided for determination of the Alabama claims by an inte...

Confederation of the Rhine

(Encyclopedia)Confederation of the Rhine, league of German states formed by Emperor Napoleon I in 1806 after his defeat of the Austrians at Austerlitz. Among its members were the newly created kingdoms of Bavaria a...