Sudan: Ethnic groups: …proper, the Shāyqiyyah, and the Rubtab. The Juhaynah, by contrast, traditionally consisted of nomadic tribes, although some of them have now become settled. Among the major tribes in the Juhaynah grouping are the Shukriyah, the Kababish, and the Baqqārah. All three of these tribes herd camels or cattle on the…

Olga Nikolayevna Rubtsova was a Russian chess player who was the women’s world champion (1956–58). In 1936 Rubtsova graduated as an engineer from Bauman Moscow Higher Technical School (now Bauman Moscow State Technical University). By then she had already established herself as a premiere chess

Rubtsovsk, city, Altay kray (territory), west-central Russia, on the Aley River and the Turk-Sib Railway. It is the centre of an important region of mining nonferrous ores. The city manufactures agricultural machinery, chiefly diesel tractors and electrical equipment for tractors, as well as flour

paramyxovirus: Examples of Paramyxovirinae genera include Rubulavirus, which is composed of several species of human parainfluenza viruses and the mumps viruses; Avulavirus, which contains the species Newcastle disease virus (of poultry) as well as various avian paramyxoviruses; and Morbillivirus, which contains the agents that cause

bramble, (genus Rubus), large genus of flowering plants in the rose family (Rosaceae), consisting of usually prickly shrubs. Brambles occur naturally throughout the world, especially in temperate areas, and a number are invasive species outside their native range. Many are widely cultivated for

blackberry: Major species: …blackberry (Rubus laciniatus) and the Himalayan blackberry (R. armeniacus), are invasive species that spread rapidly by animal-mediated seed dispersal and vegetative reproduction. At least two South American Rubus species are listed as vulnerable on the IUCN Red List of Threatened Species.

cloudberry, (Rubus chamaemorus), creeping herbaceous plant, native to the Arctic and subarctic regions of the north temperate zone, and its edible raspberry-like fruit. Inuit and Sami peoples collect the sweet juicy fruits in autumn to freeze for winter food. In markets of northern Scandinavia,

loganberry: …and the red raspberry (Rubus idaeus), a cosmopolitan species. It is grown in large quantities in Oregon and Washington and is also cultivated in England and Australia, among other places. The fruit is canned, frozen for preserve or pie stock, or made into wine.

blackberry: Major species: …cutleaf, or evergreen, blackberry (Rubus laciniatus) and the Himalayan blackberry (R. armeniacus), are invasive species that spread rapidly by animal-mediated seed dispersal and vegetative reproduction. At least two South American Rubus species are listed as vulnerable on the IUCN Red List of Threatened Species.

loganberry, (Rubus loganobaccus), species of bramble of the rose family (Rosaceae) that originated in Santa Cruz, California, in 1881. Raised from seed by James Harvey Logan, a lawyer and amateur horticulturist, the plant is thought to be a hybrid between the wild blackberry (Rubus ursinus) of the

raspberry: Cultivation: Two North American species of black raspberries (R. occidentalis and R. leucodermis) are also grown commercially in some areas, though production is limited. Raspberry plants are fairly resistant to disease and pests but must be staked or trellised to control their wild growth. Red varieties are usually propagated by suckers…

loganberry: …between the wild blackberry (Rubus ursinus) of the Pacific coast and the red raspberry (Rubus idaeus), a cosmopolitan species. It is grown in large quantities in Oregon and Washington and is also cultivated in England and Australia, among other places. The fruit is canned, frozen for preserve or pie…

Tintoretto was a great Italian Mannerist painter of the Venetian school and one of the most important artists of the late Renaissance. His paintings include Vulcan Surprising Venus and Mars (c. 1555), the Mannerist Christ and the Adulteress (c. 1545–48), and his masterpiece of 1592–94, the Last

ruby, gemstone composed of transparent red corundum (q.v.), a mineral form of aluminum oxide, Al2O3. Its colour varies from deep cochineal to pale rose red, in some cases with a tinge of purple; the most valued is a pigeon-blood red. The red colour arises from the replacement of a small number of

Ruby, general-purpose and fully object-oriented computer programming language known for its programmer-friendly design and supportive community. Ruby grew in popularity between 2005 and 2009, largely because of the release of the derivative web framework Ruby on Rails, and it later assumed a role

Lookout Mountain: …145-foot- (45-metre-) high waterfall (Ruby Falls), and atop are the gardens and strange rock formations known as Rock City. During the American Civil War, the “Battle Above the Clouds” was fought in 1863 on and around this summit.

King Vidor: Later films: Vidor had more success with Ruby Gentry (1952), a melodrama that starred Jones as a Southern vixen who marries a wealthy man (Karl Malden) but has an eye for a former boyfriend (Charlton Heston). Vidor then waited three years for his next feature film, which turned out to be the…

ruby glass, deep-red glass deriving its colour from gold chloride. Originally known in the ancient world, its rediscovery was long sought by European alchemists and glassmakers, who believed it had curative properties. A Hamburg physician, Andreas Cassius, in 1676 reported his discovery of the red

Northanger Abbey: Adaptations: The film Ruby in Paradise (1993), starring Ashley Judd, was inspired by the novel. Edinburgh replaced Bath in author Val McDermid’s reimagined Northanger Abbey (2014), one in a modern series of books called The Austen Project, which gave Austen’s novels a contemporary spin.

telecommunications media: Optical transmission: …without the invention of the ruby laser, first demonstrated in 1960, which produces intense light with very narrow spectral line width by the process of coherent stimulated emission. Today, semiconductor injection-laser diodes are used for high-speed, long-distance optical communication.

maser: …other kinds, such as solid-state ruby masers.

Ruby Ridge, location of an incident in August 1992 in which Federal Bureau of Investigation (FBI) agents and U.S. marshals engaged in an 11-day standoff with self-proclaimed white separatist Randy Weaver, his family, and a friend named Kevin Harris in an isolated cabin in Boundary county, Idaho.

sea dragon: …to western Victoria, whereas the ruby sea dragon (Phyllopteryx dewysea) occurs in waters near Perth, Western Australia, and in the Recherche Archipelago along Western Australia’s southern coast. Weedy and leafy sea dragons generally live at depths of between 3 and 25 meters (between about 10 and 82 feet), whereas ruby…

proustite, a sulfosalt mineral, silver arsenic sulfide (Ag3AsS3), that is an important source of silver. Sometimes called ruby silver because of its scarlet-vermilion colour, it occurs in the upper portions of most silver veins, where it is less common than pyrargyrite. Large, magnificent crystals,

Antonio Banderas: Later films: The Legend of Zorro and Pain and Glory: …Steven Soderbergh; the romantic comedy Ruby Sparks (2012); and Machete Kills (2013), an over-the-top action thriller. In The 33 (2015), which was based on a true event, Banderas played a worker who becomes trapped after a mine collapses in Chile. He joined the ensemble of Terrence Malick’s Knight of Cups

ruby spinel, natural or synthetic gem-quality spinel (q.v.; magnesium aluminum oxide) that resembles ruby. The two natural gems are generally found together in gem gravels, to the extent that spinel has been called “mother of ruby.” Many historic rubies were probably spinels; the Timur Ruby in the

Kenny Rogers: …My Condition Was In),” “Ruby, Don’t Take Your Love to Town” (written by Mel Tillis), “Reuben James,” and “Something’s Burning.” The band also hosted Rollin’ on the River (1971–73), a variety show that took place on a Mississippi riverboat set and featured guests such as musicians Kris Kristofferson, B.B.…

Jack Ruby was an American nightclub owner who killed Lee Harvey Oswald, the suspected assassin of Pres. John F. Kennedy, on November 24, 1963, as Oswald was being transferred to a county jail. Despite Ruby’s claims to the contrary—and a lack of evidence—some have posited that he was part of a

Jack Ruby was an American nightclub owner who killed Lee Harvey Oswald, the suspected assassin of Pres. John F. Kennedy, on November 24, 1963, as Oswald was being transferred to a county jail. Despite Ruby’s claims to the contrary—and a lack of evidence—some have posited that he was part of a

kinglet: In the ruby-crowned kinglet (R. calendula) of North America, the crown mark is a mere tick of red, appearing on the male only and usually concealed.

hummingbird: Distribution: Only the ruby-throated hummingbird (Archilochus colubris) breeds in eastern North America, where it is found from Nova Scotia to Florida. The northernmost hummingbird is the rufous (Selasphorus rufus), which breeds from southeastern Alaska to northern California. The broad-tailed hummingbird (S. platycercus) breeds in the western United States…

American literature: New fictional modes: …who explored lesbian life in Rubyfruit Jungle (1973). Other significant works of fiction by women in the 1970s included Ann Beattie’s account of the post-1960s generation in Chilly Scenes of Winter (1976) and many short stories, Gail Godwin’s highly civilized The Odd Woman (1974), Mary Gordon’s portraits of

Rubʿ al-Khali, vast desert region in the southern Arabian Peninsula, constituting the largest portion of the Arabian Desert. It covers an area of about 250,000 square miles (650,000 square km) in a structural basin lying mainly in southeastern Saudi Arabia, with lesser portions in Yemen, Oman, and

Royal Ulster Constabulary (RUC), state police force in Northern Ireland, established in 1922. The RUC had a paramilitary character until 1970, when the force was remodeled along the lines of police forces in Great Britain. In 1970 the security of Northern Ireland became the responsibility of the

Roscelin was a French philosopher and theologian known as the originator of an extreme form of nominalism holding that universals are nothing more than verbal expressions. His only extant work seems to be a letter to the French philosopher Peter Abelard, who studied under him at Besançon; the

blank verse: …poem Le api (1539) by Giovanni Rucellai. Rucellai was the first to use the term versi sciolti, which became translated into English as “blank verse.” It soon became the standard metre of Italian Renaissance drama, used in such major works as the comedies of Ludovico Ariosto, L’Aminta of Torquato Tasso,…

Florence: The early period: …chiefly Cosimo de’ Medici and Giovanni Rucellai in the 15th century, were able to shape civic politics and culture through a system of oligarchy and patronage. They underwrote the accomplishments that are now singled out with the term “Renaissance,” and their palaces came to dominate the city as fully as…

Palazzo Rucellai, early Renaissance palace in Florence, designed c. 1445–70 by Leon Battista Alberti for the Rucellai, a wealthy Tuscan mercantile family. Alberti’s overriding concern with balance and proportion is evident in his symmetrical treatment of the palace’s facade. The use of the three

barasingha, (Cervus duvauceli), graceful deer, belonging to the family Cervidae (order Artiodactyla), found in open forests and grasslands of India and Nepal. The barasingha stands about 1.1 m (45 inches) at the shoulder. In summer its coat is reddish or yellowish brown with white spots; in winter

Silesia: …by the founding of the Silesian Autonomy Movement (Ruch Autonomii Śląska) in 1990 and the Union of People of Silesian Nationality (Związek Ludności Narodowości Śląskiej) in 1996. Central to the controversial assertion of Silesian nationality were conflicting linguistic interpretations: some scholars (and Silesian nationalists) argued that Silesian was a language…

The Beehive, artists’ settlement on the outskirts of the Montparnasse section of Paris, which in the early 20th century was the centre of much avant-garde activity. The Beehive housed the ramshackle living quarters and studios of many painters and sculptors, among them Marc Chagall, Fernand Léger,

small arm: Antitank weapons: …Ruchnoy Protivotankovy Granatomet 2 (RPG-2), a “Light Antitank Grenade Launcher” featuring a reusable launcher that lobbed an 82-mm shaped-charge warhead more than 150 yards. After 1962, with their RPG-7, they combined recoilless launch with a rocket sustainer to deliver a 5-pound (2-kg) warhead to targets beyond 500 yards. The…

small arm: Antitank weapons: After 1962, with their RPG-7, they combined recoilless launch with a rocket sustainer to deliver a 5-pound (2-kg) warhead to targets beyond 500 yards. The Soviet RPGs became powerful weapons in the hands of guerrillas and irregular fighters in conflict against more conventionally armed and heavily armoured forces. As…

gerrymandering: …of partisan gerrymandering claims in Rucho v. Common Cause (2019). There the Court’s conservative majority, over the bitter objections of its more liberal members, declared (5–4) that “partisan gerrymandering claims present political questions beyond the reach of the federal courts.”

rugby: Principles of play: …is known as a “ruck.” In this situation, teams must approach the ball from their own side of the ball only and must remain on their feet while playing the ball. When the player with the ball is stopped but not taken down to the ground, the struggle for…

Will Arnett: Education and career: …against actors Rainn Wilson and Alan Ruck.

Wassily Kandinsky: Russian interlude: His autobiographical Rückblicke (“Retrospect”) was translated into Russian and published by the Moscow municipal authorities. In 1919 he created the Institute of Artistic Culture, became director of the Moscow Museum for Pictorial Culture, and helped to organize 22 museums across the Soviet Union. In 1920 he was…

Watergate scandal: The Ervin hearings: …Night Massacre,” both Richardson and William D. Ruckelshaus, the deputy attorney general, resigned rather than carry out the order, and Cox was finally dismissed by a compliant solicitor general, Robert Bork. It was another extraordinary historical moment. Many responsible American officials literally feared a White House coup d’état.

country music: Diversifying in the 21st century: …& the Blowfish front man Darius Rucker, redefined the traditional forms of bluegrass, Americana, and honky-tonk.

Hans Ruckers, the Elder was the most famous of all harpsichord makers and founder of a dynasty of Flemish instrument makers whose harpsichords provided an important model for later north European builders. Little is known of his life. His earliest known instrument is a double virginal (a

Friedrich Rückert was a prolific German poet known for his facility with many different verse forms. Rückert studied at Würzburg and Heidelberg and qualified for, but withdrew from, an academic career. A gifted linguist, he was self-educated in Oriental languages and, through translations and

Konrad Lorenz: …einer Naturgeschichte menschlichen Erkennens (1973; Behind the Mirror: A Search for a Natural History of Human Knowledge), Lorenz examined the nature of human thought and intelligence and attributed the problems of modern civilization largely to the limitations his study revealed.

South American forest Indian: Social organization: The Rucuyen, a Carib tribe of French Guiana, for some time maintained in servitude a great number of the Oyampī, their Tupí neighbours. In the northwest Amazon, Arawak and Tucano tribes hunt and enslave Makú men, who are forced to work in their gardens; the Makú…

Aras River, river rising south of Erzurum in the Bingöl Dağları (mountains) of Turkey; it flows eastward, forming for approximately 275 miles (440 km) the international boundary between Armenia and Azerbaijan on the north and Turkey and Iran on the south. Below the eastern boundary of Armenia, the

Kārūn River, river in southwestern Iran, a tributary of the Shatt al-Arab, which it joins at Khorramshahr. It rises in the Bakhtīārī Mountains west of Eṣfahān and follows a tortuous course trending basically southwest. The Kārūn’s total length is 515 miles (829 km), though the direct distance from

Ruda Śląska, city, Śląskie województwo (province), south-central Poland, in the heart of the Upper Silesia coal-mining region. An old industrial city, Ruda Śląska was founded in the Middle Ages as an iron-mining settlement, but it was not incorporated until after World War II. Poland’s first coal

stepwell: Origins and major sites: …the new capital of Ahmadabad—the Rudabai Vav and the Dada Harir Vav. Both are five stories deep with octagonal subterranean pools, each commissioned by a female patron. Although the Rudabai Vav boasts three separate entrances (a rarity), it and the Dada Harir Vav are conceptual cousins, built virtually simultaneously just…

Rūdakī was the first poet of note to compose poems in the “New Persian,” written in Arabic alphabet, widely regarded as the father of Persian poetry. A talented singer and instrumentalist, Rūdakī served as a court poet to the Sāmānid ruler Naṣr II (914–943) in Bukhara until he fell out of favour in

Chishtīyah: …in the 15th century at Rudawlī and the Niẓāmīyah, revived in the 18th century in Delhi.

Swedish literature: The 17th century: It was Olof Rudbeck, however, who became interested in Verelius’s work and developed a theory that Sweden was the lost Atlantis and had been the cradle of Western civilization. He proposed this idea in Atland eller Manheim (1679–1702), which, translated into Latin as Atlantica, attained European fame.

coneflower: The third genus, Rudbeckia, has about 25 annual, biennial, and perennial species with simple or segmented leaves, yellow ray flowers, and brown or black disk flowers. Black-eyed Susan (R. hirta), thimble-flower (R. bicolor), and coneflower (R. laciniata) are grown as border plants. Golden glow (R. laciniata variety hortensia)…

coneflower: hirta), thimble-flower (R. bicolor), and coneflower (R. laciniata) are grown as border plants. Golden glow (R. laciniata variety hortensia) is a popular double-flowered variety.

black-eyed Susan, (Rudbeckia hirta), North American coneflower (family Asteraceae) commonly cultivated as an attractive garden ornamental. Growing as annuals or short-lived perennials, black-eyed Susans are native to prairies and open woodlands and are attractive to both birds and butterflies. The

Ukrainian literature: Panas Myrny (pseudonym of Panas Rudchenko) was the major representative of Ukrainian realism. His depiction of social injustice and the birth of social protest in Khiba revut voly, yak yasla povni? (1880; “Do the Oxen Low When the Manger Is Full?”) had a new psychological…

rudd, (Scardinius erythrophthalmus), stout-bodied freshwater sport fish of the carp family, Cyprinidae, similar to the related roach, but more golden, with yellow-orange eyes, deep red fins, and a sharp-edged belly. The rudd is widely distributed in Europe and Asia Minor and has been introduced

African spiny mouse: …in this subfamily; these are Rudd’s mouse (Uranomys ruddi), the Congo forest mouse (Deomys ferrugineus), and brush-furred rats (genus Lophuromys).

Theresa May: The novichok attack in Salisbury, air strikes in Syria, and the Windrush scandal: This time Amber Rudd, the home secretary and a key ally of May, was forced to resign because of her role in the implementation of the government’s controversial policy regarding individuals who had immigrated to Britain from the Caribbean in the 1950s and ’60s. Because the paperwork…

Kevin Rudd is a diplomat and former politician from Australia who served as leader of the Australian Labor Party (ALP; 2006–10; 2013) and prime minister of Australia (2007–10; 2013). He also served as Australia’s ambassador to the United States (2023– ). Rudd grew up on a farm in Eumundi,

Kevin Rudd is a diplomat and former politician from Australia who served as leader of the Australian Labor Party (ALP; 2006–10; 2013) and prime minister of Australia (2007–10; 2013). He also served as Australia’s ambassador to the United States (2023– ). Rudd grew up on a farm in Eumundi,

Weather Underground: Bernardine Dohrn, James Mellen, and Mark Rudd and advocated street fighting as a method for weakening U.S. imperialism. At the SDS national convention in June 1969, the Third World Marxists presented a position paper titled “You Don’t Need a Weatherman to Know Which Way the Wind Blows” in the SDS…

Paul Rudd is an American actor, film and television producer, and screenwriter best known for his comedy roles. He was often cast as a charismatic everyman. Rudd’s notable credits include Wet Hot American Summer (2001), Anchorman: The Legend of Ron Burgundy (2004), The 40-Year-Old Virgin (2012),

Paul Rudd is an American actor, film and television producer, and screenwriter best known for his comedy roles. He was often cast as a charismatic everyman. Rudd’s notable credits include Wet Hot American Summer (2001), Anchorman: The Legend of Ron Burgundy (2004), The 40-Year-Old Virgin (2012),

Steele Rudd was a novelist, playwright, and short-story writer whose comic characters are a well-known part of Australia’s literary heritage. Son of a blacksmith, Rudd worked as a horsebreaker, stockman, and drover before going to Brisbane, where he became a clerk and began to write poems and

rudder, part of the steering apparatus of a boat or ship that is fastened outside the hull, usually at the stern. The most common form consists of a nearly flat, smooth surface of wood or metal hinged at its forward edge to the sternpost. It operates on the principle of unequal water pressures.

Frank Stockton: His adult novel Rudder Grange (1879), originally serialized in Scribner’s Monthly, recounted the whimsically fantastic and amusing adventures of a family living on a canal boat. Its success encouraged two sequels, Rudder Grangers Abroad (1891) and Pomona’s Travels (1894). The Casting Away of Mrs. Lecks and Mrs. Aleshine…

Saint Nicodemus the Hagiorite: Nicodemus’ outstanding work, the Pedalion, or Rudder of the Ship of Knowledge, is a commentary on Greek church law. Its bias against the Latin church, although partly attributable to interpolations by another editor, reflects the author’s negative feelings toward the institutions of Western Christianity. Nicodemus did not hesitate, however,…

airplane: Elevator, aileron, and rudder controls: … or wheel control column and rudder pedals, which control the movement of the elevator and ailerons and the rudder, respectively, through a system of cables or rods. In very sophisticated modern aircraft, there is no direct mechanical linkage between the pilot’s controls and the control surfaces; instead they are actuated…

air warfare: Air superiority: …executing a maneuver called a rudder reversal, in which he would turn and do a snap roll, suddenly reducing his forward motion so that the speeding attacker would overshoot and find the intended victim on his tail. Tight maneuvers such as the rudder reversal were most effective when attempted with…

Arthur Sullivan: …The Town of Titipu (1885), Ruddigore (1887), The Yeomen of the Guard (1888), and The Gondoliers (1889). The collective works of Gilbert and Sullivan became known as the “Savoy Operas.”

duck: … group, typified by the blue-billed ruddy duck (Oxyura jamaicensis), are highly aquatic diving ducks characterized by legs set far toward the rear of the body. The whistling ducks (Dendrocygna), also called tree ducks, are not true ducks but are more closely related to geese and swans. Ducks that are not…

coraciiform: Locomotion and feeding: The ruddy kingfisher (Halcyon coromanda), widespread in Southeast Asia, eats many large land snails. It seizes a snail with its bill and beats it against a rock until the shell is broken and the meat can be extracted.

shelduck: The ruddy shelduck (Casarca ferruginea), ranging from North Africa and Spain to Mongolia, is orangish, with a pale head and white wing patches. Drakes of most shelduck species have melodious whistling calls and are aggressive year-round. In the European species the hen is solitary at the…

ruddy turnstone, shorebird species of the genus Arenaria. See

François Rude was a French sculptor, best known for his social art (art that inspires and captures the interest of a broad public), including public monuments such as the Departure of the Volunteers of 1792 (1833–36), popularly called La Marseillaise. Rude rejected the classical repose of late

Julius Rudel was an Austrian-born American conductor and opera impresario who was conductor or director of the New York City Opera, 1944–79. Rudel attended the Vienna Academy of Music and, after immigrating to the United States in 1938, studied at the Mannes School of Music in New York. In 1943 he

Ludmilla Vladimirovna Rudenko was a Ukrainian chess player who was the women’s world champion (1950–53). Rudenko was trained as an economic planner in Odessa. Although she began playing chess as a child, Rudenko did not compete in tournaments before she moved to Moscow in 1925 to work for an

Ukraine: Ukraine under Shcherbytsky: …Ukraine, headed by the poet Mykola Rudenko; by the end of the 1970s, its members were almost all in concentration camps or in exile abroad. The expirations of political prisoners’ sentences were increasingly followed by rearrest and new sentences on charges of criminal activity. Incarceration in psychiatric institutions became a…

Rüdesheim, town, Hessen Land (state), western Germany. It is situated in the Rheingau (region) at the foot of the Taunus Mountains and is a chief center of the Rhine wine industry. It was first mentioned in 864. The Brömserburg, an early castle of the archbishops of Mainz, was rebuilt as a

Rüdesheim, town, Hessen Land (state), western Germany. It is situated in the Rheingau (region) at the foot of the Taunus Mountains and is a chief center of the Rhine wine industry. It was first mentioned in 864. The Brömserburg, an early castle of the archbishops of Mainz, was rebuilt as a

Barnaby Rudge, fictional character, the developmentally disabled protagonist of Charles Dickens’s historical novel Barnaby Rudge

Aleksey II was the Russian Orthodox Patriarch of Moscow and All Russia from 1990 to 2008. Ridiger graduated from Leningrad Theological Academy in 1953 and was consecrated an archbishop in the Russian Orthodox Church in 1964. From 1968 to 1986 he was metropolitan of Tallinn and Estonia; in July 1986

Rudin, novel by Ivan Turgenev, published as a serial in the journal Sovremennik and as a book in 1856. The novel tells of an eloquent intellectual, Dmitry Rudin, a character modeled partly on the revolutionary agitator Mikhail Bakunin, whom Turgenev had known in Moscow in the 1830s. Rudin’s power

list of EGOT winners: Competitive EGOT winners: Scott Rudin Emmy: Outstanding children’s program, He Makes Me Feel Like Dancin’ (1984) Grammy: Best musical theater album, The Book of Mormon (2012) Oscar: Best picture (Rudin was a producer), No Country for Old Men (2008) Tony: Best musical (Rudin was a producer), Passion (1994)…

Antonio Starabba, marquis di Rudinì was an Italian statesman, premier of Italy (1891–92, 1896–98). A member of an aristocratic but liberal Sicilian family, Rudinì joined the revolutionaries of 1860, and, in 1864, following the Piedmontese annexation, he was appointed mayor of Palermo. In that post

Cretaceous Period: Correlation: Rudist, inoceramid, and exogyrid bivalves have been used in many areas to subdivide (zone) the Cretaceous Period for the purpose of correlation. Rudist bivalves, for example, have been employed in conjunction with larger foraminiferans to zone sediments of the Tethyan regions in parts of Europe.…

sedimentary rock: Conglomerates and breccias: Sometimes the term rudite (or rudaceous) is used to collectively refer to both breccias and conglomerates.

Harīrūd, river, Central Asia. It rises on the western slopes of the rugged Selseleh-ye Kūh-e Bābā range, an outlier of the Hindu Kush mountains, in central Afghanistan. Flowing west past Chaghcharān and the ancient city of Herāt (whence its name is derived), then north, it forms sections of the

Langeland: …1550), and its principal town, Rudkøbing, was chartered in 1287. The undulating, well-wooded land has fertile clay loams that support grain, and cattle and pigs are raised. There is a well-preserved Stone Age barrow in the southern part of the island, and Rudkøbing has several medieval churches and houses. A…

Iran-Contra Affair: Iran-Contra hearings: Warren Rudman as the vice-chairman) and the House Select Committee to Investigate Covert Arms Transactions with Iran (chaired by Democratic Rep. Lee Hamilton, with Republican Rep. Dick Cheney as the vice-chairman). From early May to early August 1987 the committees held televised joint hearings that…

Iran-Contra Affair: Iran-Contra hearings: Warren Rudman as the vice-chairman) and the House Select Committee to Investigate Covert Arms Transactions with Iran (chaired by Democratic Rep. Lee Hamilton, with Republican Rep. Dick Cheney as the vice-chairman). From early May to early August 1987 the committees held televised joint hearings that…