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Jenkins of Hillhead, Roy Harris Jenkins, Baron

(Encyclopedia)Jenkins of Hillhead, Roy Harris Jenkins, Baron, 1920–2003, British politician, b. Abersychan, Wales; grad. Oxford. He entered the House of Commons in 1948 as a Labour member and soon became one of t...

Caldera Rodríguez, Rafael Antonio

(Encyclopedia)Caldera Rodríguez, Rafael Antonio räfäĕlˈ käldāˈrä rôᵺrēˈgās [key], 1916–2009, president of Venezuela (1969–74, 1994–99). A lawyer and professor of sociology, he was first elected...

Wang Mang

(Encyclopedia)Wang Mang wäng mäng [key], 45 b.c.–a.d. 23, Chinese Han dynasty regent who usurped the throne and ruled (a.d. 8–23) as emperor of the Hsin [new] court, carrying out many reforms. Although he por...

Anthropocene

(Encyclopedia)Anthropocene Epoch, an unofficial term used by scientists to describe a period of time—up to the present—in which humanity has impacted the planet on a global scale. The phrase was fir...

Obama, Barack

(Encyclopedia)Obama, Barack (Barack Hussein Obama 2d), bəräkˈ ho͞osānˈ ōbäˈmə [key], 1961–, 44th president of the United States (2009–17), b. Honolulu, grad. Columbia (B.A. 1983), Harvard Law School ...

air forces

(Encyclopedia)air forces, those portions of a nation's military organization employing heavier-than-air aircraft for reconnaissance, support of ground troops, aerial combat, and bombing of enemy lines of communicat...

National Aeronautics and Space Administration

(Encyclopedia)National Aeronautics and Space Administration (NASA), civilian agency of the U.S. federal government with the mission of conducting research and developing operational programs in the areas of space e...

Rumsfeld, Donald Henry

(Encyclopedia)Rumsfeld, Donald Henry, 1932–2021, American government official, b. Chicago, Princeton Univ. (B.A., 1954). After graduating college, Rumsfeld enliste...

Iran-Iraq War

(Encyclopedia)Iran-Iraq War, 1980–88, protracted military conflict between Iran and Iraq. It officially began on Sept. 22, 1980, with an Iraqi land and air invasion of western Iran, although Iraqi spokespersons m...

Sennacherib

(Encyclopedia)Sennacherib sĕnăkˈərĭb [key] or Senherib, d. 681 b.c., king of Assyria (705–681 b.c.). The son of Sargon, Sennacherib spent most of his reign fighting to maintain the empire established by his ...