1804: The US vice-president, Aaron Burr, fights a duel with Alexander Hamilton, a former treasury secretary. Hamilton is wounded and dies the next day.
1938: Eskimoes complain of a heatwave as Arctic temperatures reach 19C (67F).
1956: The makers of 4711 perfume bring an action against Herr Koelsch, a cesspit emptier of West Germany, whose telephone number - 4711 - is displayed prominently on his van.
1962: US frogman Fred Baldasare becomes the first person to swim the English Channel underwater.
1543: Henry VIII marries for the last time.
1794: Nelson loses his right eye at the siege of Calvi in Corsica.
1910: Charles Rolls, co- founder of Rolls-Royce, becomes the first Briton to be killed in a flying accident.
1837: Buckingham Palace becomes the official royal residence.
1871: Crystal Palace stages Britain's first cat show.
1923: Parliament passes a law banning the sale of alcohol to under-18s.
1955: Ruth Ellis is the last woman to be hanged in Britain.
1823: The King and Queen of Hawaii die of measles during a visit to Britain.
1945: The ban is lifted on Allied troops fraternising with German women.
1795: La Marseillaise is adopted as the French national anthem.
1869: Margarine is patented by Hippolyte Mege Mouries.
1913: A woman is seized by the police for wearing a split skirt in Richmond.
1948: The British branch of Alcoholics Anonymous is founded.
1661: Sweden issues Europe's first banknotes.
1935: Oklahoma City brings into operation the world's first parking meters.
1408: A sow is hanged in Pont de Larche for 'murdering and killing a little child'.
1790: Thomas Saint of London patents the first sewing machine.
1917: The House of Saxe- Coburg-Gotha changes its name to Windsor.
1967: Britain's first anti-litter week is launched by 'Keep Britain Tidy'.