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National Recovery Administration

(Encyclopedia)National Recovery Administration (NRA), in U.S. history, administrative bureau established under the National Industrial Recovery Act of 1933. In response to President Franklin Delano Roosevelt's cong...

daylight saving time

(Encyclopedia)daylight saving time (DST), time observed when clocks and other timepieces are set ahead so that the sun will rise and set later in the day as measured by civil time. The amount of daylight on a given...

Galbraith, John Kenneth

(Encyclopedia)Galbraith, John Kenneth gălˈbrāth [key], 1908–2006, American economist and public official, b. Ontario, Canada, grad. Univ. of Toronto (B.S., 1931), Univ. of California, Berkeley (M.S., 1933; Ph....

Douglas, William Orville

(Encyclopedia)Douglas, William Orville, 1898–1980, American jurist, associate justice of the U.S. Supreme Court (1939–75), b. Maine, Minn. He received his law degree from Columbia in 1925 and later was professo...

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...

Custer, George Armstrong

(Encyclopedia)Custer, George Armstrong, 1839–76, American army officer, b. New Rumley, Ohio, grad. West Point, 1861. In the reorganization of the U.S. army after the war Custer was assigned to the 7th Cavalry w...

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...

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...

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...