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petroleum

(Encyclopedia)petroleum, oily, flammable liquid that occurs naturally in deposits, usually beneath the surface of the earth; it is also called crude oil. It consists principally of a mixture of hydrocarbons, with t...

Bush, George Herbert Walker

(Encyclopedia)Bush, George Herbert Walker, 1924–2018, 41st President of the United States (1989–93), b. Milton, Mass., B.A., Yale Univ., 1948. Bush's handling of domestic affairs was less successful. The savi...

United Nations

(Encyclopedia)CE5 CE5 United Nations (UN), international organization established immediately after World War II. It replaced the League of Nations. In 1945, when the UN was founded, there were 51 members; 193...

Chad

(Encyclopedia)CE5 Chad chăd, chäd [key], officially Republic of Chad, republic (2020 est. pop. 16,425,864), ...

Tanzania

(Encyclopedia)CE5 Tanzania tănˌzənēˈə, –zănˈēə, Swahili tänzänēˈä [key], officially United Republic of Tanzania, republic (2015 est. pop. 51,046,000), 364,898 sq mi (945,087 sq km), E Africa, fo...

Djibouti, country, Africa

(Encyclopedia)CE5 Djibouti jēbo͞otēˈ [key], officially Republic of Djibouti, republic (2015 est. pop. 828,000), c.8,900 sq mi (23,057 sq km), E Africa, on the Gulf of Aden. It is bounded by Eritrea (N), Ethi...

cotton

(Encyclopedia)cotton, most important of the vegetable fibers, and the plant from which the fiber is harvested. Today the leading cotton states are Texas, Georgia, Mississippi, Arkansas, North Carolina, and Louisi...

migration

(Encyclopedia)migration, of people, geographical movements of individuals or groups for the purpose of permanently resettling. Normal internal migration has been characterized by a population shift from rural t...

Neoplatonism

(Encyclopedia)Neoplatonism nēˌōplāˈtənĭzəm [key], ancient mystical philosophy based on the doctrines of Plato. Neoplatonism was an early influence on Christian thinkers. The Christian apologists Clement...

Carter, Jimmy

(Encyclopedia)Carter, Jimmy (James Earl Carter, Jr.), 1924–, 39th President of the United States (1977–81), b. Plains, Ga, grad. Annapolis, 1946. Carter served in the navy, where he worked with Admiral Hyman G....