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warlord

(Encyclopedia)warlord, in modern Chinese history, autonomous regional military commander. In the political chaos following the death (1916) of republican China's first president and commander in chief, Yüan Shih-k...

Boleslaus I

(Encyclopedia)Boleslaus I bōˈləslôs [key], c.966–1025, Polish ruler (992–1025), the first to call himself king; also called Boleslaus the Brave. He succeeded his father, Mieszko I, as duke of Poland, seized...

Rathenau, Walther

(Encyclopedia)Rathenau, Walther välˈtər räˈtənou [key], 1867–1922, German industrialist, social theorist, and statesman. Son of Emil Rathenau (1838–1915), founder of the German public utilities company Al...

Reclamation, United States Bureau of

(Encyclopedia)Reclamation, United States Bureau of, agency set up in the Dept. of the Interior under the Reclamation Act of 1902. It is charged with promoting regional economies by developing water and related land...

chain reaction

(Encyclopedia)CE5 Chain reaction: A neutron (n) strikes the uranium nucleus (U-235), causing it to split into fission products A and B and release two neutrons. These neutrons can in turn cause further fissions....

militia

(Encyclopedia)militia məlĭshˈə [key], military organization composed of citizens enrolled and trained for service in times of national emergency. Its ranks may be filled either by enlistment or conscription. An...

Shatt al Arab

(Encyclopedia)Shatt al Arab shät äl äˈräb [key], tidal river, 120 mi (193 km) long, formed by the confluence of the Tigris and Euphrates rivers, flowing SE to the Persian Gulf, forming part of the Iraq-Iran bo...

deafness

(Encyclopedia)deafness, partial or total lack of hearing. It may be present at birth (congenital) or may be acquired at any age thereafter. A person who cannot detect sound at an amplitude of 20 decibels in a frequ...

Etowah

(Encyclopedia)Etowah ĕtˈəwôˌ, āˈtə– [key], river, 141 mi (227 km) long, rising in the Blue Ridge Mts., N Ga., and flowing SW to Rome, Ga., where it joins the Oostanaula River to form the Coosa. Allatoona ...

Fort William Henry

(Encyclopedia)Fort William Henry, at the southern end of Lake George, NE N.Y.; built by the English in 1755. In 1757, during the last conflict of the French and Indian Wars, it was captured and destroyed by the Fre...