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Urban League, National

(Encyclopedia)Urban League, National, voluntary nonpartisan community service agency, founded in 1910, whose goal is to help end racial segregation and discrimination in the United States, especially toward African...

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...

Audubon Society, National

(Encyclopedia)Audubon Society, National, one of the oldest and best-known U.S. environmental organizations; founded 1886 by George Cird Grinnell and named for John James Audubon. The nonprofit organization, which h...

Argonne National Laboratory

(Encyclopedia)Argonne National Laboratory, research center, based in Argonne, Ill., 27 mi (43 km) SW of downtown Chicago, with other facilities at the Idaho National Engineering Laboratory, 50 mi (80 km) W of Idaho...

National Education Association

(Encyclopedia)National Education Association (NEA), organization of professional educators in the United States, with almost 2.5 million members. The NEA was founded (1850) as the National Teachers Association, cha...

Antietam National Battlefield

(Encyclopedia)Antietam National Battlefield: see Antietam campaign. ...

National Security Agency

(Encyclopedia)National Security Agency (NSA), an independent agency within the U.S. Dept. of Defense. Founded by presidential order in 1952, its primary functions are to collect and analyze communications intellige...

National Petroleum Reserve

(Encyclopedia)National Petroleum Reserve, area, c.23 million acres (9.32 million hectares), Alaska North Slope, situated W of Prudhoe Bay and the Arctic National Wildlife Refuge. The reserve, which is the largest r...

Holmes, William Henry

(Encyclopedia)Holmes, William Henry, 1846–1933, American geologist, anthropologist, and museum director, b. Harrison co., Ohio. He was internationally recognized for his work in museum science. In 1872 he became ...

Custer Battlefield National Monument

(Encyclopedia)Custer Battlefield National Monument: see Little Bighorn, river; Little Bighorn National Battlefield under the National Parks and Monuments (table)national parks and monuments (table). ...