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Duquesne, Abraham

(Encyclopedia)Duquesne, Abraham äbrä-ämˈ dükĕnˈ [key], 1610–88, French naval officer. In the Fronde outbreaks, he suppressed a revolt at Bordeaux (1650). As commander of the new French fleet, he distinguis...

Demetrius II, king of Macedon

(Encyclopedia)Demetrius II, d. 229 b.c., king of Macedon (239–229 b.c.), son of Antigonus II. His reign was a confusion of wars and invasions, mostly concerned with possession of Epirus. The Aetolian League and t...

Colleoni, Bartolomeo

(Encyclopedia)Colleoni, Bartolomeo bärtōlōmĕˈō kōl-lāôˈnē [key], 1400–1475, Italian soldier of fortune. A condottiere, Colleoni fought in the wars between Venice and Milan, often changing sides and dis...

Cialdini, Enrico

(Encyclopedia)Cialdini, Enrico ănrēˈkō chäldēˈnē [key], 1811–92, Italian general and diplomat. During the wars leading to Italian unification he fought in Sardinian service in the campaigns of 1848–49 a...

Charles, archduke of Austria

(Encyclopedia)Charles, 1771–1847, archduke of Austria; brother of Holy Roman Emperor Francis II. Despite his epilepsy, he was the ablest Austrian commander in the French Revolutionary and Napoleonic wars; however...

Charles V, duke of Lorraine

(Encyclopedia)Charles V (Charles Leopold), 1643–90, duke of Lorraine; nephew of Duke Charles IV. Deprived of the rights of succession to the duchy, he was forced to leave France and entered the service of the Hol...

Clinton, James

(Encyclopedia)Clinton, James, 1733–1812, American Revolutionary general, b. Orange co., N.Y.; brother of George Clinton and father of De Witt Clinton. He served in the French and Indian Wars and early in the Revo...

Clausel, Bertrand

(Encyclopedia)Clausel or Clauzel, Bertrand bĕrträNˈ klōzĕlˈ [key], 1772–1842, marshal of France. Having served in the French Revolutionary Wars and in the Napoleonic campaigns, particularly in the Peninsula...

fatigue, in engineering

(Encyclopedia)fatigue, in engineering, microscopic cracking of materials, especially metals, after repeated applications of stress. Fissures may be formed within pieces of metal during their manufacture when, while...

Hazleton

(Encyclopedia)Hazleton hāˈzəltən [key], city (2020 pop. 29,963), Luzerne co., E Pa., on a mountain top in ...