Hagia Sophia. 531-7. Constantinople church. 1453- Mosque. 1927- Museum. = St. Sophia.

Hague Conferences. 1899, 1907. Arms limitation talks banned poison gas, dum-dum bullets. Established World Court.

Hahn, Otto. 1879-1968. German discoverer of Uranium fission 1938.

Haig, Douglas. 1861-1928. British Commander-in-Chief France 1915-19. War of Attrition.

Haile Selassie. 1892-1975. Emperor of Ethiopia, 1930~74. Modernized and reformed country. Deposed.

Hainisch, Michael. 1858-1940. First president of Austrian Republic 1920-28.

Hair Powder Tax. 1795-1869. Britain.

Haiti. Arawak. 1492 Columbus discovers. 16-18C Slaves brought. 1697 Spain cedes to France 1804 Independent. 1915-34 US occupies. 1957-86 Duvalier dictators. 1994 US overthrow of military regime. 1972-2002 US returns refugee boat-people.

Halcyone. Aeolus’ daughter. Became kingfisher. Week of winter calm.

Hale, Nathan. 1755-76. American Revolutionary spy. Executed by British -“I only regret that I have but one life to lose for my country”.

Halepa, Pact. 1878. Turks grant self-government to Cretan Greeks.

Hales, Stephen. 1677-1761. British. Isolated oxygen 1727. Blood pressure 1726.

Halevi, Judah of Toledo. Judah ha-Levi.

Halifax, First Earl of. 1661-1715. English Whig statesman. Started National Debt. Established Bank of England. 1694.

Halifax, First Earl of. 1881-1959. English statesman. Viceroy of India 1925-31, Foreign Secretary 1938-40.

Halifax Explosion. 1917. French arms boat explodes in harbour. 2000 casualties. Biggest man-made explosion until Hiroshima.

Hall, Charles. 1863-1914. US. Aluminum manufacturing process 1886.

Hall, G. Stanley. 1844-1924. US child psychologist. Founded American Journal of Psychology 1887.

Haller, Albrecht von. 1708-77. Swiss anatomist. “Father of experimental physiology”.

Halles Market. 1110. Paris site of pillory. Covered 1854-6. Moved 1969.

Halley, Edmund. 1656-1742. English astronomer who explained comets 1705. First meteorological chart 1686.

Hallmark. 1300. First required in Britain.

Hallstatt. ~1100BC. Pioneer iron-age culture in Austria. Spread to Spain, Greece.

Hals, Frans. c1580-1666. Dutch portrait painter: Laughing Cavalier 1624. Nurse and Child c1620.

Hamas. 1987-. Militant terrorist movement for elimination of Israel and establishment of a Palestinian state. Denounced 1993 peace agreement. PLO.

5664 more results ...