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Muzaffar ad-Din

(Encyclopedia)Muzaffar ad-Din mo͞ozäf-färˈ äd-dēnˈ [key], 1853–1907, shah of Persia (1896–1907), son of Nasir ad-Din. A weak ruler, he borrowed money from Russia and failed to oppose the encroachments of...

Gorgan

(Encyclopedia)Gorgan jo͝orjänˈ [key], town, N Iran, E of the Caspian Sea. The surrounding region yields ...

Songhai

(Encyclopedia)Songhai or Songhay both: sŏngˈgīˈ [key], largest of the former empires in the western Sudan region of N Africa. The state was founded (c.700) by Berbers on the Middle Niger, in what is now central...

Ahmad Mirza

(Encyclopedia)Ahmad Mirza äkhmädˈ mērzäˈ [key], 1898–1930, shah of Persia (1909–25), son of Muhammad Ali. The last of the Qajar dynasty, he came to power as a result of a coup against his father. A regent...

Delhi Sultanate

(Encyclopedia)Delhi Sultanate, refers to the various Muslim dynasties that ruled in India (1210–1526). It was founded after Muhammad of Ghor defeated Prithvi Raj and captured Delhi in 1192. In 1206, Qutb ud-Din, ...

amphoterism

(Encyclopedia)amphoterism ămˌfətĕrˈĭzm [key], in chemistry, the property of certain substances of acting either as acids or as bases depending on the reaction in which they are involved. Many hydroxide compou...

Mahfouz, Naguib

(Encyclopedia)Mahfouz, Naguib nəgēbˈ mäkhfo͞osˈ [key], 1911–2006, Egyptian novelist and short-story writer, b. Cairo. After his graduation (1934) from Cairo Univ., he worked in various government ministries...

Kasala

(Encyclopedia)Kasala or Kassala both: käsäˈlä, kăsˈəlä [key], city (1993 pop. 234,622), E Sudan. It is a market center and rail transport hub and has extensive fruit gardens. Founded in 1840 as a military c...

Karim Khan

(Encyclopedia)Karim Khan kärēmˈ khän [key], d. 1779, ruler of Persia (1750–79), founder of the Zand dynasty. He emerged victorious from a contest for power and ruled under the title Vakil [representative]. Hi...

National Museum of African American History and Culture

(Encyclopedia)National Museum of African American History and Culture, Washington, D.C., a division of the Smithsonian Institution. Devoted to the collection, presentation, and preservation of the culture of Africa...