Columbia Encyclopedia

Search results

500 results found

Leo IV, Saint, pope

(Encyclopedia)Leo IV, Saint, d. 855, pope (847–55), a Roman; successor of Sergius II. He had seen the Saracen attack on Rome (846), and to prevent its recurrence he fortified the city and its suburbs. He built a ...

Leo IV, Byzantine emperor

(Encyclopedia)Leo IV (Leo the Khazar), d. 780, Byzantine emperor (775–80), son and successor of Constantine V. He owed his nickname to his mother, a Khazar princess. Leo tempered the iconoclastic excesses of his ...

Louis IV, French king

(Encyclopedia)Louis IV or Louis d'Outremer lwē do͞otrəmĕrˈ [key] [Fr.,=Louis from overseas], 921–54, French king (936–54), son of King Charles III (Charles the Simple). He spent his youth as an exile in En...

Muhammad IV, Ottoman sultan

(Encyclopedia)Muhammad IV or Mehmet IV, 1641–92, Ottoman sultan (1648–87). He was proclaimed sultan of the Ottoman Empire (Turkey) by the corps of Janissaries after the deposition and murder of his father, Sult...

Constantine IV, Byzantine emperor

(Encyclopedia)Constantine IV, c.652–685, Byzantine emperor (668–85), son and successor of Constans II. He defended Constantinople against the annual naval attacks of the Muslims, who finally withdrew in 678; Gr...

Abd al-Aziz IV

(Encyclopedia)Abd al-Aziz IV, 1880–1943, sultan of Morocco (1894–1908), son of Hassan. His weak control was evident after the death (c.1900) of the regent Ba Ahmed. His submissiveness to foreign influence, his ...

Ptolemy VI

(Encyclopedia)Ptolemy VI (Ptolemy Philometor) fĭləmēˈtər [key], d. 145 b.c., king of ancient Egypt (180–145 b.c.), of the Macedonian dynasty, son of Ptolemy V. He became king when an infant, and his mother, ...

Bactria

(Encyclopedia)Bactria băkˈtrēə [key], ancient Greek kingdom in central Asia. Its capital was Bactra, present-day Balkh in N Afghanistan. Before the Greek conquest, the region was an eastern province of the Pers...

Nemrut, Mount

(Encyclopedia)Nemrut, Mount, Turk. Nemrut Dağ, mountain in SE Turkey, in the Anti-Taurus Mts. Rising 7,052 ft (2,150 m), it is the site of the mausoleum of Antiochus I (c.69–c.34 b.c.), king of ancient Commagene...

Hama

(Encyclopedia)Hama or Hamah both: häˈmä [key], city (1995 est. pop. 280,000), capital of Hama governorate, W central Syria, on the Orontes River. It is the market center for an irrigated farm region where cotton...