Decembrists. 1825. Conspiracy to overthrow Czar Nicholas I. Betrayed. Established Russia’s revolutionary tradition.

Declaration of Independence. July 4, 1776. American colonies declare independence from British rule during War of Independence.

Defence of India Act. 1915. Britain. Caused Noncooperation Movement.

DeHavilland, Geoffrey. 1882-1965. British aviation pioneer, Moth series.

Deira. 6C. Anglian kingdom in Northumbria.

Delhi. 1192 Moslems build. 1638 Mogul capital. 1739 Persians sack, take Peacock Throne. 1803 Britain.

Deogaon, Treaty. 1803. Marathans cedes land, power to British East India Co.

Dewey, Melvil. 1851-1931. US. Devised library catalogue system.

Diniz. 1261-1325. King of Portugal, 1279-. Founded University of Coimbra 1290, navy 1317.

Diocletian. 245-316. Roman Emperor of the East 284, West 285. Abdicated 305. Regained Britain, Persia. Persecuted Christians. Condemned alchemy 297.

Diophantus. 3C. Greek mathematician. Arithmetica First algebra text.

Dogen. 1200-53. Japanese philosopher. Brought Zen sect from China.

Dogger Bank Incident. 1904. Russians sink British North Sea fishing trawlers believing them to be Japanese torpedo boats. Compensation paid. Russo-Japanese War.

Dominica. Carib. 1493 Columbus discovers. 1660s French settle. 17C French, British dispute. 1805 British. 1966 Self-governing. 1978 Independent republic.

Don Pacifico Affair. 1850. Britain siezes Greek ships. Causes international protest.

Donnybrook. 1204-1855. Irish county fair renowned for drunken brawls.

Dostoyevsky, Fyodor. 1821-81. Russian psychological writer. Crime and Punishment 1866. Idiot 1868. Brothers Karamazov 1880. Exiled to Siberia 1849-59.

Douglas, Stephen. 1813-61. US politician. Compromise of 1850. Popular Sovereignty. Lost presidential campaign to Lincoln.

Dowding, Hugh. 1882-1970. WWII air marshal. Fighter Commander, Battle of Britain.

Doyle, Arthur Conan. 1859-1930. British doctor, mystery writer and creator of Sherlock Holmes. Study in Scarlet 1887.

Dreadnought. 1905-22. Class of British battleship. Started arms race 1907-14. Jutland. Two-Power Standard.

Drinkwater, John. 1882-1937. English dramatist: Abraham Lincoln 1918.

Dryden, John. 1631-1700. British poet laureate, playwright. Marriage a la Mode 1673.

Duns Scotus, John. c1266-1308. British theologian. Immaculate Conception. vs Thomas Aquinas. Reason over faith. Scotism. Absolute primacy of God’s free will.

Duquesne, Abraham. 1610-88. French defeat Spanish, Dutch fleets.

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