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Abd al-Hamid I

(Encyclopedia)Abd al-Hamid I Turk. äbdülˈhämēdˈ [key], 1725–89, Ottoman sultan (1774–89), brother and successor of Mustafa III. His reign, one of decline for the Ottoman Empire (Turkey), saw the end of th...

Leo V, Byzantine emperor

(Encyclopedia)Leo V (Leo the Armenian), d. 820, Byzantine emperor (813–20), successor of Michael I. A former general, Leo successfully defended (813) Constantinople against the Bulgars and concluded a 30-year tru...

Constantine V, Byzantine emperor

(Encyclopedia)Constantine V (Constantine Copronymus), 718–75, Byzantine emperor (741–75), son and successor of Leo III. An able general and administrator, he fought successfully against the Arabs, Slavs, and Bu...

caliphate

(Encyclopedia)caliphate kălˈĭfˌ [key], the spiritual head and temporal ruler of the Islamic state. In principle, Islam is theocratic: when Muhammad died, a caliph [Arab.,=successor] was chosen to rule in his pl...

Lausanne, Treaty of

(Encyclopedia)Lausanne, Treaty of, 1922–23. The peace treaty (see Sèvres, Treaty of) imposed by the Allies on the Ottoman Empire after World War I had virtually destroyed Turkey as a national state. The treaty w...

Muhammad, prophet of Islam

(Encyclopedia)Muhammad məhămˈəd [key] [Arab.,=praised], 570?–632, the name of the Prophet of Islam, one of the great figures of history, b. Mecca. The traditions concerning Muhammad's life, deeds, and sa...

Muhammad, Benjamin Franklin Chavis

(Encyclopedia)Muhammad, Benjamin Franklin Chavis, 1948–, African-American civil-rights and religious leader, b. Oxford, N.C., as Benjamin Franklin Chavis, Jr. An activist from boyhood, he was a youth coordinator ...

Muhammad Reza Shah Pahlevi

(Encyclopedia)Muhammad Reza Shah Pahlevi mo͞ohämˈmäd rĭzä shä păˈləvē [key], 1919–80, shah of Iran (1941–79). Educated in Switzerland, he returned (1935) to Iran to attend the military academy in Teh...

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