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titles

(Encyclopedia)CE5 titles, terms used to designate degrees of sovereignty, nobility, and honor. In the Muslim world the temporal successors of Muhammad received the title caliph (literally, “successor”). ...

Poland

(Encyclopedia)CE5 Poland, Pol. Polska, officially Republic of Poland, republic (2015 est. pop. 38,265,000), 120,725 sq mi (312,677 sq km), central Europe. It borders on Germany in the west, on the Baltic Sea and...

Alexandria, city, Egypt

(Encyclopedia)Alexandria, Arabic Al Iskandariyah, city, N Egypt, on the Mediterranean Sea. It is at the western extremity of the Nile River delta, situated on a narrow isthmus between the sea and Lake ...

diving, deep-sea

(Encyclopedia)diving, deep-sea, act of descending into deep water, generally with some form of breathing apparatus, and remaining there for an extended period. It is used in fishing for sponges, coral, and pearls; ...

logic

(Encyclopedia)logic, the systematic study of valid inference. A distinction is drawn between logical validity and truth. Validity merely refers to formal properties of the process of inference. Thus, a conclusion w...

Catherine II

(Encyclopedia)Catherine II or Catherine the Great, 1729–96, czarina of Russia (1762–96). Catherine increased the power and prestige of Russia by skillful diplomacy and by extending Russia's western boundary i...

Rousseau, Jean Jacques

(Encyclopedia)Rousseau, Jean Jacques ro͞osōˈ [key], 1712–78, Swiss-French philosopher, author, political theorist, and composer. Rousseau's influence on posterity has been equaled by only a few, and it is...

Roman architecture

(Encyclopedia)Roman architecture, structures produced by the ancient Romans. Most important among the structures developed by the Romans themselves were basilicas, baths, amphitheaters, and triumphal arches. U...

Schleswig-Holstein

(Encyclopedia)Schleswig-Holstein shlĕsˈvĭkh-hôlˈshtīn [key], state (1994 pop. 2,595,000), c.6,050 sq mi (15,670 sq km), NW Germany. Kiel (the capital and chief port), Lübeck, Flensburg, and Neumünster are t...

Rulers of France since 987 (table)

(Encyclopedia)Rulers of France since 987(including dates of reign) The Capetians House of Valois House of Bourbon The First Republic The First Empire Bourbon Restoration House of Bourbon-Orléans T...