Columbia Encyclopedia

(Encyclopedia) Nejd näjd [key], region, central Saudi Arabia. Riyadh, the country's capital and major city, is located there. The Nejd is a vast plateau from 2,500 to 5,000 ft (762–1,524 m) high. There is a chain...

(Encyclopedia) Mahmud II, 1784–1839, Ottoman sultan (1808–39), younger son of Abd al-Hamid I. He was raised to the throne of the Ottoman Empire (Turkey) upon the deposition of his brother, Mustafa IV, and contin...

(Encyclopedia) Haitham bin Tariq Al-Said, 1954–, sultan of Oman (2020–). A member of the ruling family of Oman, he held various positions in the Omani foreign ministry (1986–2002) and served as minister of nat...

(Encyclopedia) Mansur, al- äl-mänso͝orˈ [key] [Arab.,=the victorious], d. 775, 2d Abbasid caliph (754–75) and founder of the city of Baghdad. His name was in full Abu Jafar abd-Allah al-Mansur. He was brother ...

(Encyclopedia) Arbour, Al (Alger Joseph Arbour), 1932–2015, Canadian ice hockey player and coach. A defenseman, he joined the Detroit Red Wings in 1953, then moved to the Chicago Black Hawks in 1958, Toronto Maple...

(Encyclopedia) Neuharth, Al (Allen Harold Neuharth), 1924–2013, American media executive, b. Eureka, S.Dak., grad. Univ. of South Dakota (1950). In 1954 he began working as a reporter for The Miami Herald, and by ...

(Encyclopedia) Abu Dhabi äˈbo͞o ᵺäˈbē, zä–, dä– [key], Arab. Abu Zabi, sheikhdom, c.26,000 sq mi (67,300 sq km), part of the federation of seven United Arab Emirate...

(Encyclopedia) Jabal Shammar jäˈbäl shăˈmər [key], former emirate, N Saudi Arabia. Its capital was at Hail. In 1921, Ibn Saud conquered the forces of the emir, Ibn Rashid, and annexed the territory to his king...

(Encyclopedia) Abu'l Hasan al-Uqlidisi, c. a.d. 920–c. a.d. 980, Arab mathematician working in Damascus and Baghdad. He wrote (952–53) a treatise on arithmetic and Arabic numerals that is the first known work to...

(Encyclopedia) Umayyad o͞omäˈyäd [key], the first Islamic dynasty (661–750). Their reign witnessed the return to leadership roles of the pre-Islamic Arab elite, and the rejuvenation of tribal loyalties. The Ba...