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O Canada ... Oakley, Kenneth
O Canada
national anthem of Canada. It was proclaimed the official national anthem on July 1, 1980. God Save the Queen (q.v.) remains the royal anthem of Canada.
O Dalaigh, Cearbhall
chief justice of the Irish Supreme Court (1961-74) and fifth president of Ireland (1974-76).
O'Bannion, Dion
bootlegger of the early 1920s, boss of the most feared Chicago gang next to that of his arch rivals, Johnny Torrio and Al Capone.
O'Brien, Edna
Irish novelist, short-story writer, and screenwriter whose work has been noted for its portrayal of women, evocative description, and sexual candour. Like the works of her predecessors James Joyce and ...
O'Brien, Fitz-James
Irish-born American journalist, playwright, and author whose psychologically penetrating tales of pseudoscience and the uncanny made him one of the forerunners of modern science fiction.
O'Brien, Flann
Irish novelist, dramatist, and, as Myles na gCopaleen, a columnist for the Irish Times newspaper for 26 years.
O'Brien, James Bronterre
Irish-born British radical, a leader of the Chartist working-class movement, sometimes known as the "Chartist schoolmaster."
O'Brien, Lawrence
U.S. Democratic Party political organizer, government official, and sports executive.
O'Brien, Parry
American shot-putter who developed a style that revolutionized the event. He held the world record from 1953 to 1959, increasing the distance from 18 m (59 feet 34 inches) to ...
O'Brien, Tim
American novelist noted for his writings about American soldiers in the Vietnam War.
O'Brien, William
Irish journalist and politician who was for several years second only to Charles Stewart Parnell (1846-91) among Irish Nationalist leaders. He was perhaps most important for his "plan of campaign" ...
O'Brien, William Smith
Irish patriot who was a leader of the literary-political Young Ireland movement along with Thomas Osborne Davis, Charles Gavan Duffy, and John Dillon.
O'Carolan, Turlough
one of the last Irish harpist-composers and the only one whose songs survive in both words and music in significant number (about 220 are extant).
O'Casey, Sean
Irish playwright renowned for realistic dramas of the Dublin slums in war and revolution, in which tragedy and comedy are juxtaposed in a way new to the theatre of his ...
O'Clery, Michael
Irish chronicler who directed the compilation of the Annala Rioghachta Eireann (Annals of the Four Masters, 1636), a chronicle of Irish history from antiquity to 1616, a work of incalculable ...
O'Connell, Daniel
first of the great 19th-century Irish leaders in the British House of Commons.
O'Connell, David
Irish political activist, a cofounder of the Provisional ("Provo") wing of the Irish Republican Army (IRA).
O'Connor, Donald
multitalented American entertainer, best known for his comedic and dancing skills.
O'Connor, Feargus Edward
prominent Chartist leader who succeeded in making Chartism the first specifically working class national movement in Great Britain.
O'Connor, Flannery
American novelist and short-story writer whose works, usually set in the rural South and often treating of human alienation, are concerned with the relationship between the individual and God.
O'Connor, Frank
Irish playwright, novelist, and short-story writer who, as a critic and as a translator of Gaelic works from the 9th to the 20th century, served as an interpreter of Irish ...
O'Connor, John Joseph Cardinal
American Roman Catholic prelate, who served as the archbishop of New York (1984-2000) and was regarded as the Vatican's leading spokesman in the United States.
O'Connor, Sandra Day
associate justice of the Supreme Court of the United States from 1981 to 2006. She was the first woman to serve on the Supreme Court. A moderate conservative, she was ...
O'Curry, Eugene
Irish scholar and industrious copyist and translator of Old Irish manuscripts whose works had an important influence on the revival of the Gaelic language and literature and contributed to the ...
O'Donnell, Calvagh
Irish lord of Tyrconnell, foe and captive of the celebrated Shane O'Neill.
O'Donnell, Hugh
lord of Tyrconnell, Irish chieftain of the O'Donnells.
O'Donnell, Hugh Roe
last of the old Gaelic kings of Ireland.
O'Donnell, Leopoldo, Duque De Tetuan
Spanish soldier-politician who played a prominent role in the successful Spanish military insurrections of 1843 and 1854 and headed the Spanish government three times between 1856 and 1866. Though he ...
O'Donnell, Manus
the first great Irish lord of Tyrconnell, whose career was marked by wars with the O'Neills and by family quarrels with his father and his son.
O'Donnell, Sir Niall Garve
Irish chieftain, alternately an ally of and rebel against the English.
O'Dowd, Bernard Patrick
poet who gave Australian poetry a more philosophical tone, supplanting the old bush ballads that had dominated for many years.
O'Faolain, Julia
Irish writer whose meticulously researched, often darkly comic novels, short stories, and nonfiction are international in scope. Her work deals with the historical and contemporary status of women and with ...
O'Faolain, Sean
Irish writer best known for his short stories about Ireland's lower and middle classes. He often examined the decline of the nationalist struggle or the failings of Irish Roman Catholicism. ...
O'Flaherty, Liam
Irish novelist and short-story writer whose works combine brutal naturalism, psychological analysis, poetry, and biting satire with an abiding respect for the courage and persistence of the Irish people. He ...
O'Gorman, Juan
Mexican architect and muralist, known for his mosaic designs that adorned the facades of buildings.
O'Grady, Standish James
historical novelist and literary historian whose popular English versions of the Irish heroic sagas earned him the title of "father of the Irish literary revival."
O'Hara, Frank
American poet who gathered images from an urban environment to represent personal experience.
O'Hara, John
American novelist and short-story writer whose fiction stands as a social history of upwardly mobile Americans from the 1920s through the 1940s.
O'Higgins
region, central Chile, bordered by Argentina to the east and facing the Pacific Ocean on the west. Since 1974 it has comprised the provinces of Cachapoal, Cardenal Caro, and Colchagua. ...
O'Higgins, Bernardo
South American revolutionary leader and first Chilean head of state ("supreme director," 1817-23), who commanded the military forces that won independence from Spain.
O'Higgins, Kevin Christopher
Irish statesman who attempted severe repression of the Irish Republican Army (IRA) in the years of the Irish "Troubles" following the Anglo-Irish treaty of 1921. A man of intellectual power, ...
O'Keeffe, Georgia
one of the foremost painters in 20th-century American art.
O'Kelly, Sean T.
one of the early leaders of the Irish nationalist Sinn Fein ("We Ourselves") Party. He served two terms as president of Ireland, from June 1945 to June 1959.
O'Mahony, John
founder of the American branch of the Fenian Brotherhood, an Irish nationalist secret society active in Britain and the United States during the mid-19th century (see Fenian).
O'Malley, Walter
American lawyer who was the principal owner of the National League Brooklyn Dodgers professional baseball team (from 1958 the Los Angeles Dodgers). As owner of the Dodgers, he played a ...
O'Neal, Shaquille
American basketball player, named in 1996 to the National Basketball Association (NBA) list of its 50 greatest players of all time.
O'Neill, Daniel
Irish supporter of Charles I and Charles II during the English Civil Wars.
O'Neill, Eugene
foremost American dramatist and winner of the Nobel Prize for Literature in 1936. His masterpiece, Long Day's Journey into Night (produced posthumously 1956), is at the apex of a long ...
O'Neill, Gerard K.
American physicist who invented the colliding-beam storage ring and was a leading advocate of space colonization.
O'Neill, Hugh
Irish general, nephew of the celebrated Owen Roe O'Neill. He was a major Irish commander against the forces of Oliver Cromwell.
O'Neill, James
Irish-born American actor, now chiefly remembered for his most famous role, the Count of Monte Cristo, and as the father of playwright Eugene O'Neill.
O'Neill, John
Irish-born military leader of the American branch of the Fenians, an Irish nationalist secret society.
O'Neill, Owen Roe
Irish rebel commander during a major Roman Catholic revolt (1641-52) against English rule in Ireland. His victory at Benburb, Ulster, on June 5, 1646, was one of the few significant ...
O'Neill, Rose Cecil
American illustrator, writer, and businesswoman remembered largely for her creation and highly successful marketing of Kewpie characters and Kewpie dolls.
O'Neill, Shane
Irish patriot, among the most famous of all the O'Neills.
O'Neill, Sir Phelim
Irish Roman Catholic rebel who initiated a major revolt (1641-52) against English rule in Ireland.
O'Reilly, William Joseph
Australian cricketer, one of the finest leg-spin bowlers of the 20th century, taking 774 wickets in his career of first-class cricket (1927-46), including 144 wickets in 27 Test (international) matches.
O'Shaughnessy, Arthur
British poet best known for his much-anthologized "Ode" ("We are the music-makers").
O'Shea, William Henry; and O'Shea, Katharine
husband and wife from 1867 to 1890, whose relationship with the Irish nationalist leader Charles Stewart Parnell led to a divorce scandal that terminated Parnell's career, divided Irish public opinion, ...
O'Sullivan, Mary Kenney
American labour leader and reformer who devoted her energies to improving conditions for factory workers in many industries through union organizing.
O'Sullivan, Timothy
American photographer best known for his Civil War subjects and his landscapes of the American West.
O'Toole, Peter
British stage and film actor whose range extends from classical drama to contemporary farce.
O.B.E.
officer of the British Empire, member of a British order of knighthood, although this rank does not confer knighthood. See British Empire, The Most Excellent Order of the.
O.M.
recipient of the Order of Merit, a British honour. See Merit, Order of.
Oadby and Wigston
borough (district), administrative and historic county of Leicestershire, England. Both Oadby and Wigston, formerly villages lying outside the city of Leicester, have in recent years been engulfed by the outward ...
Oahu
island, Honolulu county, Hawaii, U.S. It is separated from the islands of Kauai (northwest) and Molokai (southeast) by the Kauai and Kaiwi channels, respectively. Oahu, which is of volcanic origin, ...
oak
any of about 450 species of ornamental and timber trees and shrubs constituting the genus Quercus in the beech family (Fagaceae), distributed throughout the North Temperate Zone and at high ...
Oak Bay
district municipality, southwestern British Columbia, Canada, on southeastern Vancouver Island. It is an eastern residential suburb of Victoria, the provincial capital, and is a popular retirement community, with one of ...
Oak Harbor
town, Island county, northwestern Washington, U.S., on Whidbey Island in Puget Sound. It was settled in 1849 by seafaring men, and its first industry was shipbuilding. Dutch immigrants arrived in ...
oak moss
(Evernia prunastri), species of fruticose (branched, bushy) lichen valued in perfumery for its heavy, oriental fragrance and as a fixative base. It grows in mountainous areas throughout much of the ...
Oak Park
village, Cook county, northeastern Illinois, U.S. It is a suburb of Chicago, located about 10 miles (16 km) west of downtown. The area was originally inhabited by Potawatomi, Sauk, and ...
Oak Ridge
city, Anderson and Roane counties, eastern Tennessee, U.S. It lies in a valley between the Cumberland and Great Smoky mountains, about 20 miles (30 km) west of Knoxville, and is ...
Oakland
town, seat (1872) of Garrett county, extreme western Maryland, U.S., in the Allegheny Mountains near the West Virginia border. Laid out in 1849, after the Baltimore and Ohio Railroad decided ...
Oakland
city, seat (1873) of Alameda county, west-central California, U.S. It lies on the eastern shore of San Francisco Bay opposite San Francisco. The city site is located on a flat ...
Oakley, Annie
American markswoman who starred in Buffalo Bill's Wild West show, where she was often called "Little Sure Shot."
Oakley, Kenneth
English physical anthropologist, geologist, and paleontologist best known for his work in the relative dating of fossils by fluorine content.