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Johnson, Andrew
(Encyclopedia)Johnson, Andrew, 1808–75, 17th President of the United States (1865–69), b. Raleigh, N.C. On Apr. 15, 1865, following Lincoln's assassination, Johnson took the oath of office as President. His...espionage
(Encyclopedia)espionage ĕsˈpēənäzhˌ [key], the act of obtaining information clandestinely. The term applies particularly to the act of collecting military, industrial, and political data about one nation for ...chemistry
(Encyclopedia)chemistry, branch of science concerned with the properties, composition, and structure of substances and the changes they undergo when they combine or react under specified conditions. Organic chemi...Enlightenment
(Encyclopedia)Enlightenment, term applied to the mainstream of thought of 18th-century Europe and America. Centered in Paris, the movement gained international character at cosmopolitan salons. Masonic lodges pla...Middle Ages
(Encyclopedia)Middle Ages, period in Western European history that followed the disintegration of the West Roman Empire in the 4th and 5th cent. and lasted into the 15th cent., i.e., into the period of the Renaissa...monasticism
(Encyclopedia)monasticism mənăsˈtĭsĭzəm, mō– [key], form of religious life, usually conducted in a community under a common rule. Monastic life is bound by ascetical practices expressed typically in the vo...Christianity
(Encyclopedia)Christianity, religion founded in Palestine by the followers of Jesus. One of the world's major religions, it predominates in Europe and the Americas, where it has been a powerful historical force and...American Revolution
(Encyclopedia)American Revolution, 1775–83, struggle by which the Thirteen Colonies on the Atlantic seaboard of North America won independence from Great Britain and became the United States. It is also called th...Roman Catholic Church
(Encyclopedia)Roman Catholic Church, Christian church headed by the pope, the bishop of Rome (see papacy and Peter, Saint). Its commonest title in official use is Holy Catholic and Apostolic Church. “Roman Cathol...Nobel Prizes (table)
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