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Pestalozzi, Johann Heinrich

(Encyclopedia)Pestalozzi, Johann Heinrich yōˈhän hīnˈrĭkh pĕsˌtälôtˈsē [key], 1746–1827, Swiss educational reformer, b. Zürich. His theories laid the foundation of modern elementary education. He stu...

international relations

(Encyclopedia)international relations, study of the relations among states and other political and economic units in the international system. Particular areas of study within the field of international relations i...

Pretoria

(Encyclopedia)Pretoria prĭtôˈrēə [key], city, Gauteng prov., administrative capital of South Africa and formerly capital of Transvaal. Pretoria is now part and seatof the City of Tshwane metropolitan municipal...

Russian language

(Encyclopedia)Russian language, also called Great Russian, member of the East Slavic group of the Slavic subfamily of the Indo-European family of languages (see Slavic languages). The principal language of administ...

treaty

(Encyclopedia)treaty, in international law, formal agreement between sovereign states or organizations of states. The term treaty is ordinarily confined to important formal agreements, while less formal internation...

European Space Agency

(Encyclopedia)European Space Agency (ESA), multinational agency dedicated to the promotion, for exclusively peaceful purposes, of cooperation among European states in space research and technology. Member states in...

Natchez, city, United States

(Encyclopedia)Natchez, city (1990 pop. 19,460), seat of Adams co., SW Miss., on bluffs above the Mississippi River; settled 1716, inc. 1803. It is the trade, shipping, and processing center for a soybean, corn, cot...

Tirole, Jean Marcel

(Encyclopedia)Tirole, Jean Marcel, 1953–, French economist, Ph.D. Massachusetts Institute of Technology, 1981. He was a professor of at the Massachusetts Institute of Technology (1984–91) and École Polytechniq...

European Atomic Energy Community

(Encyclopedia)European Atomic Energy Community (Euratom or EAEC), economic organization that came into being as the 3d treaty organization of what has become the European Union; established by the Treaty of Rome (1...

Morgenthau, Hans Joachim

(Encyclopedia)Morgenthau, Hans Joachim, 1904–80, American political scientist and foreign policy analyst, b. Coburg, Germany. After studying at the universities of Frankfort and Munich, he attended the Graduate I...