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Acheson, Dean Gooderham

(Encyclopedia)Acheson, Dean Gooderham ăchˈĭsən [key], 1893–1971, U.S. secretary of state (1949–53), b. Middletown, Conn., grad. Yale, Harvard Law School. He was (1919–21) private secretary to Louis Brande...

Cameron, Simon

(Encyclopedia)Cameron, Simon kămˈərən [key], 1799–1889, American politician and financier, b. Lancaster co., Pa. From humble beginnings he rose to be a newspaper publisher and with considerable success branch...

Democratic party

(Encyclopedia)Democratic party, American political party; the oldest continuous political party in the United States. In 1960, John F. Kennedy narrowly defeated the Republican candidate, Richard M. Nixon, in the ...

Lancaster, cities, United States

(Encyclopedia)Lancaster. 1 Uninc. city (1990 pop. 97,291), Los Angeles co., S Calif., in Antelope Valley and in the Mojave Desert; laid out 1894. It developed as a trade center for an irrigated farming area and has...

Monitor and Merrimack

(Encyclopedia)Monitor and Merrimack, two American warships that fought the first engagement between ironclad ships. When, at the beginning of the Civil War, the Union forces abandoned the Norfolk Navy Yard at Ports...

Manhattan Project

(Encyclopedia)Manhattan Project, the wartime effort to design and build the first nuclear weapons (atomic bombs). With the discovery of fission in 1939, it became clear to scientists that certain radioactive materi...

isolationism

(Encyclopedia)isolationism, a national policy of abstaining from political, military, or economic alliances or agreements with other countries. Isolationism may be adopted in order to devote a country's energies to...

Dickinson, John

(Encyclopedia)Dickinson, John, 1732–1808, American patriot and statesman, b. Talbot co., Md. After studying law in Philadelphia and in London at the Middle Temple, he developed a highly successful practice in Phi...

Early, Jubal Anderson

(Encyclopedia)Early, Jubal Anderson, 1816–94, Confederate general, b. Franklin co., Va., grad. West Point, 1837. After fighting against the Seminole in Florida he resigned from the army (1838), studied law, and p...

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...