Darius I. 550-486BC. Persian King 522-. Defeated by the Greeks at Marathon after expanding empire. Great builder and administrator.

Darius II. Persian King, 423-404BC. Allied with Sparta vs Athens. Lost Egypt.

Darius III. Last Persian King, 335-330BC. Beaten by Alexander the Great.

Darlan, François. 1881-1942. French admiral. Built navy 1933-40. Collaborated with Germany, 1941-2, then Americans. Assassinated.

Daughters of the American Revolution. 1890-. Patriotic organization of revolutionaries’ descendants.

David, Louis. 1748-1825. French republican. Neoclassical painter. Oath of the Horatii 1784. Marat 1793. Coronation of Napoleon 1808.

David II. 1324-71. Scottish King 1329-. Son of Robert the Bruce. Invaded England 1346. Imprisoned 1346-57.

Davy, Humphrey. 1778-1829. English inventor. Nitrous-Oxide anaesthetic 1800. Aluminum 1807. Calcium 1808. Arc lamp 1810. Miner’s lamp 1815. Acetylene 1836.

Day, Benjamin. 1810-89. US founder New York Sun 1833. Brother Jonathan 1842.

De La Tour, George. 1593-1652. French Caravaggist painter. Cheater with the Ace of Diamonds.

De Valéra, Eamon. 1882-1975. US/Irish mathematician. Led Easter Uprising. Led Sinn Fein, 1917-26. Founded Fianna Fáil 1926. Prime Minister of Irish Free State, 1931~59. President 59-73.

Declaration of the 26 Nations. 1942. Washington. First reference to United Nations. Agreement to no separate truce with Axis.

Declaration of the Rights of Man. 1789. Rights of Man, Declaration.

Defender of the Faith. 1521. Title conferred by Pope Leo X on Henry VIII. Withdrawn after Act of Supremacy. Reconfirmed by Parliament, 1544 for all succeeding monarchs.

Deism. Theory that God’s existence can be proven by reason, not just known by revelation (Theism). Rousseau. Voltaire. Jefferson.

Delcassé, Théophile. 1852-1923. French statesman. Fashoda. Anglo-French Entente. Treaty of London.

DeLeon, Daniel. 1852-1914. US Marxist. Founded IWW. Editor The People.

Delian League. 478-404BC. 140-400 Greek cities allied for mutual protection vs Persia. Basis of Athenian power. Revived 378 as Athenian League.

Delisle, Guillaume. 1675-1726. French “Father of Cartography”. Early accurate maps.

Della Robbia, Luca. c1400-82. Italian sculptor. Angels for Florence Cathedral Cantoria. c1435. Introduced enamelled terra-cotta.

Democracy. Government based on rule by the people.

Democritus. c460-c370BC. Greek philosopher. Atomic theory of matter. Separate mind. Man’s goal is happiness and tranquility.

Demosthenes. 384-322BC. Greek orator and politician. Opposed Philip of Macedon. Philippics. Led unsuccessful revolt. Suicide.

Descartes, René. 1596-1650. French Rationalist philosopher, physician, mathematician. Cartesian coordinates. Discourse on Method 1637. “Cogito ergo sum”-I think, therefore I am. Analytical Geometry 1636. Meditations 1641. Principia Philosophica 1645.

Desmoulins, Camille. 1760-94. French journalist, lawyer and conventionnel. Speech inspired the storming of the Bastille. Executed as Moderate.

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