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Hay-Herrán Treaty
(Encyclopedia)Hay-Herrán Treaty hā-ĕränˈ [key], 1903, aborted agreement between the United States and Colombia providing for U.S. control of the prospective Panama Canal and for U.S. acquisition of a canal zon...Philadelphia, city, United States
(Encyclopedia)Philadelphia, city (2020 pop. 1,603,797), coextensive with Philadelphia co., SE Pa., on the Delaware River c.100 mi (160 km) upstream at the influx of t...Pearl Harbor
(Encyclopedia)Pearl Harbor, land-locked harbor, on the southern coast of Oahu island, Hawaii, W of Honolulu; one of the largest and best natural harbors in the E Pacific Ocean. In the vicinity are many U.S. militar...secession, in political science
(Encyclopedia)secession, in political science, formal withdrawal from an association by a group discontented with the actions or decisions of that association. The term is generally used to refer to withdrawal from...Wolpe, Stefan
(Encyclopedia)Wolpe, Stefan shtĕfˈän vôlˈpə [key], 1902–72, German–American composer. Of Jewish ancestry, he went to live in Palestine in 1933, but settled in the United States in 1938. Wolpe wrote severa...Mann, Horace
(Encyclopedia)Mann, Horace măn [key], 1796–1859, American educator, b. Franklin, Mass. He received a sparse preliminary schooling, but succeeded in entering Brown in the sophomore class and graduated with honors...feminism
(Encyclopedia)feminism, movement for the political, social, and educational equality of women with men; the movement has occurred mainly in Europe and the United States. It has its roots in the humanism of the 18th...American architecture
(Encyclopedia)American architecture, the architecture produced in the geographical area that now constitutes the United States. Wright, generally acknowledged as one of the greatest architects of the 20th cent., ...mass transit
(Encyclopedia)mass transit, public transportation systems designed to move large numbers of passengers. The history of mass transportation is intimately connected to industrialization, urbanization, and the sepa...Vietnam War
(Encyclopedia)Vietnam War, conflict in Southeast Asia, primarily fought in South Vietnam between government forces aided by the United States and guerrilla forces aided by North Vietnam. The war began soon after th...Browse by Subject
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