References are numbered in [brackets], which are listed here. A number after the dot gives the page in the source.

Last updated: 2008 April 30.

1800 January 1 Dutch East Indies Company dissolves. [1] Louis J M Daubenton France, zoologist, dies at 83. [1] January 2 Free black community of Philadelphia Pennsylvania petitionsUS Congress to abolish slavery. [1] January 5 First Swedenborgian temple in US holds first service, Baltimore Maryland. [1] January 6 William Jones composer, dies at 73. [1] January 8 Austrians defeat French in second battle of Novi. [1] Wild Boy of Aveyron discovered in southern France. [1] January 10 Johan Wikmanson composer, dies at 46. [1] January 20 Napoleon I's sister Carolina marries King Joachim Murat of Naples. [1] January 23 Edward Rutledge US attorney (signed Declaration of Independence), dies at 50. [1] January 30 US population: 5,308,483; Black population 1,002,037 (18.9%). [1] March 2 Christian Friedrich Schale composer, dies at 86. [1] March 3 Johann Baptist Christoph Toeschi composer, dies at 64. [1] March 9 Dominique Della-Maria composer, dies at 30. [1] March 14 Luigi Chiaramonti crowned Pope Pius VII. [1] March 17 English warship Queen Charlotte catches fire; 700 die. [1] March 20 French army defeats Turks at Helipolis Turkey, and advance to Cairo. [1] April 2 First performance of Ludwig von Beethoven's first Symphony in C. [1] April 15 James Ross discovers North Magnetic pole. [1] April 18 John Evangelist Schreiber composer, dies at 84. [1] Pieter Fouquet art merchant (Atlas of Fouquet), dies. [1] April 24 Library of Congress is established with $5,000 allocation. [1] April 25 William Cowper English lawyer/poet (Olney Hymns), dies at 68. [1] April 30 John H Midderigh Rotterdam patriot, dies at 46. [1] May 7 Indiana Territory organized. [1] Laurens P van Spiegel regent/pension advisor (1787-95), dies at 64. [1] Niccolò Piccinni Italian composer (Roland), dies at 72. [1] May 14 Friedrich von Schiller's "Macbeth" premieres in Weimar. [1] May 15 King George III survives a second assassination attempt. [1] Pope Pius VII calls on French bishops to return to Gospel principles. [1] May 19 French Bosbeeck veterinarian/robber, hanged. [1] July 9 Mt Vernon Gardens becomes site of first summer theatre in US. [1] September 7 Zion AME Church dedicated (New York City). [1] October 1 Spain cedes Louisiana to France in a secret treaty. [1] November 1 First President to live in the white house (John Adams). [1] November 17 US Congress held first session in Washington DC. [1] December 12 Washington DC established as capital of US. [1] December 19 Georg Peter Weimar composer, dies at 66. [1] 1801 January 1 Ireland and Great Britain (England and Scotland) form United Kingdom. [1] January 2 Johann C Lavater Swiss vicar/philosopher, dies at 59. [1] January 11 Domenico Cimarosa Italian composer (Matrimonio segreto), dies at 51. [1] January 20 John Marshall appointed US chief justice. [1] February 8 Johann Chrysostomus Drexel composer, dies at 43. [1] February 9 France and Austrian sign Peace of Lunéville. [1] February 17 House breaks electoral college tie, chooses Jefferson President over Burr. [1] February 27 Washington DC placed underUS Congressional jurisdiction. [1] March 3 First US Jewish Governor, David Emanuel, takes office in Georgia. [1] March 4 First President inaugurated in Washington DC (Thomas Jefferson). [1] March 7 Massachusetts enacts first state voter registration law. [1] March 8 British drive French forces from Abukir, Egypt. [1] March 14 Christian Friedrich Penzel composer, dies at 63. [1] March 17 Juan de Sesse y Balaguer composer, dies at 64. [1] March 21 Andrea Lucchesi composer, dies at 59. [1] March 23 Murder attempt on Czar Paul I. [1] Paul I tsar of Russia (1796-1801), strangled at 46. [1] March 24 Aleksandr P Romanov becomes emperor of Russia. [1] March 25 Anthony Ziesenis architect/sculptor (Camper), dies at 69. [1] Novalis writer, dies at 28. [1] March 28 Ralph Abercromby English army commander (North Holland), dies at 66. [1] April 8 Soldiers riot in Bucharest, kill 128 Jews. [1] April 11 Johann von Schiller's "Die Jungfrau von Orleans", premieres in Leipzig. [1] April 24 First performance of Joseph Haydn's oratorio "Die Jahreszeiten". [1] May 5 Philippe-Lambert-Joseph Spruyt Flemish painter/engraver, dies at 74. [1] May 14 Johann Ernst Altenburg composer, dies at 66. [1] May 15 Louis C count Barbiano de Belgioioso Austrian diplomat, dies at 73. [1] May 19 Herman H Vitringa politician (National Meetings), dies. [1] May 22 Heinrich Gottfried Reichard composer, dies at 58. [1] June 10 Tripoli declares war on US for refusing tribute. [1] June 14 Benedict Arnold Revolutionary War general, dies in London. [1] November 10 Kentucky outlaws dueling. [1] 1802 January 14 Marie Allard French ballerina, dies at 59. [1] January 25 Napoleon elected President of the Italian (Cisalpine) Republic. [1] January 26 US Congress passes an act calling for a US Capitol library. [1] January 27 Johann Rudolf Zumsteeg composer, dies at 42. [1] January 29 John Beckley of Virginia appointed first Librarian of Congress. [1] February 2 First leopard exhibited in US, Boston (admission 25 cents). [1] February 8 Simon Willard patents banjo clock. [1] March 7 Johann Georg Witthauer composer, dies at 50. [1] March 16 Law signed to establish US Military Academy (West Point New York). [1] US army Corps of Engineers established (second time). [1] March 25 France, Netherlands, Spain and England signs Peace of Amiens. [1] March 27 Treaty of Amiens-French Revolutionary War ends. [1] March 28 Heinrich Wilhelm Matthäus Olbers discovers 2 Pallas, the second asteroid known to man. [5] March 29 Frederic Thieme composer, dies at 51. [1] April 8 French Protestant church becomes state-supported and -controlled. [1] May 3 Washington DC incorporates as a city. [1] May 19 French Order of Légion d'Honneur forms. [1] July 4 US Military Academy officially opens (West Point, New York). [1] July 22 Marie-François-Xavier Bichat a founder of histology, dies. [1] October 10 First non indian settlement in Oklahoma. [1] December 2 English sell Suriname to Dutch. [1] December 31 Francis Lewis Welsh/US merchant/signer (Declaration of Independence), dies at 89. [1] Hugo Franz Karl Alexander von Kerpen composer, dies at 53. [1] 1803 January 2 Ignaz Franz von Beecke composer, dies at 69. [1] January 11 Monroe and Livingston sail for Paris to buy New Orleans; they buy Louisiana. [1] January 26 Georg von Pasterwiz composer, dies at 72. [1] February 3 Pedro R de Campomanes Spanish economist/lawyer/literary, dies at 79. [1] February 4 William Dunlap, adapts French melodrama "Voice of Nature". [1] February 14 Apple parer patented by Moses Coats, Downington Pennsylvania. [1] February 16 Jan V clav Stich Bohemian composer, dies at 56. [1] February 17 Louis R E prince de Rohan-Guémené archbishop of Straatsburg, dies at 68. [1] February 18 J W L Gleim writer, dies. [1] February 19 US Congress accepts Ohio's constitution, statehood not ratified till 1953. [1] February 21 Edward Despard last person drawn and quartered in England. [1] February 24 Supreme Court first rules a law unconstitutional (Marbury vs Madison). [1] February 25 1,800 sovereign German states unite into 60 states. [1] February 27 Great fire in Bombay, India. [1] March 1 Ohio becomes 17th state. [1] March 3 First impeachment trial of a federal judge, John Pickering, begins. [1] March 14 Friedrich Gottlieb Klopstock German poet, dies at 78. [1] March 17 Candido Jose Ruano composer, dies at 42. [1] March 19 Johann von Schillers "Die Braut von Messina" premieres in Weimar. [1] April 1 French law rules the use of intention. [1] April 2 Hieronymus van Alphen Dutch attorney/poet (church hymns), dies at 56. [1] April 5 First performance of Beethoven's second Symphony in D. [1] April 7 [François Dominique] Toussaint L'Ouverture Haitian revolutionary, dies. [1] April 26 Meteorites fall in L'Aigle, France. [1] April 30 US doubles in size through the Louisiana Purchase ($15 million). [1] May 16 Peace of Amiens ends. [1] May 17 John Hawkins and Richard French patent the Reaping Machine. [1] May 18 Britain declares war on France after General Napoleon Bonaparte continues interfering in Italy and Switzerland. [1] May 22 First public library opens (Connecticut). [1] July 23 Robert Emmett's insurrected in Dublin. [1] August 9 First horses arrive in Hawaii. [1] September 13 John Barry first American commodore, dies. [1] September 23 Battle of Assaye-British-Indian forces beat Maratha Army. [1] October 20 US Senate ratifies the Louisiana Purchase. [1] November 18 Battle of Vertieres, in which Haitians defeat French. [1] November 30 Spain cedes her claims to Louisiana Territory to France. [1] December 18 Johann G von Herder German philosopher/theologist/poet, dies at 59. [1] December 20 Louisiana Purchase formally transferred from France to US for $27 million. [1] 1804 January 1 Jean Jacques Dessalines proclaims independence of Haiti from France. [1] January 4 Charlotte Lennox English novelist (The Female Quixote), dies. [1] January 5 Ohio legislature passes first laws restricting free blacks movement. [1] January 30 Mungo Park leaves England seeking source of Niger River. [1] January 31 British Vice-Admiral William Bligh's fleet reaches Curaçao. [1] February 2 Caesar Rodney US judge (signed Declaration of Independence), dies at 62. [1] February 6 Joseph Priestley England/US theologist/philosopher/chemist, dies at 70. [1] February 12 Immanuel Kant German philosopher (Zum ewigen Frieden), dies in Königsberg, Prussia at 79. [1] February 15 New Jersey becomes last northern state to abolish slavery. [1] February 16 Lieutenant Stephen Decatur raids Tripoli Harbor and burns Navy frigate "Philadelphia" after pirates seized it. [1] February 17 Christian Ernst Graf composer, dies at 80. [1] February 18 First US land-grant college, Ohio University, Athens Ohio, chartered. [1] February 21 First locomotive, Richard Trevithick's, runs for first time, in Wales. [1] February 23 Conspirators against Napoleon, for restoration of Louis XVIII. [1] February 25 Jefferson nominated for President at Democratic-Republican caucus. [1] February 26 Vice-Admiral William Bligh ends siege of Fort Amsterdam, Willemstad. [1] March 1 Wolfgang Nicolaus Haueisen composer, dies at 63. [1] March 4 Karl Leopold Rollig composer, dies. [1] March 7 John Wedgwood founder (Royal Horticulture Society), dies. [1] March 16 Francisco marquis Albergati Capacelli Italian playwright, dies at 75. [1] March 17 Johann von Schiller's "Wilhelm Tell" premieres. [1] March 20 Ignaz Malzat composer, dies at 47. [1] March 21 French civil Code of Napoleon adopted. [1] March 26 US Congress orders removal of Indians east of Mississippi to Louisiana. [1] Territory of Orleans organized in Louisiana Purchase. [1] March 28 Ohio passed law restricting movement of Blacks, 1804. [1] March 29 Thousands of Whites massacred in Haiti. [1] April 9 Jacques Necker financier/statesman, dies. [1] April 22 Gioacchino Rossini (12) performs in Imola. [1] April 28 31 English ship sail Suriname river demand transition colony. [1] Hans Gram composer, dies at 49. [1] April 30 Hague's Theater opens. [1] May 6 Suriname sold to English (until February 1816). [1] May 14 Lewis and Clark set out from Saint Louis for the Pacific Coast. [1] May 16 Senate and Tribune declare Napolean leader of France. [1] May 17 Lewis and Clark begin exploration of the Louisiana Purchase. [1] May 18 Napoleon Bonaparte proclaimed Emperor of France. [1] May 21 Lewis and Clark Expedition begins. [1] May 24 Simon Style Fries medical/writer, dies at 73. [1] June 15 12th amendment ratified; deals with manner of choosing president. [1] July 11 Vice President Aaron Burr kills Alex Hamilton in a pistol duel near Weehawken. [1] August 20 Charles Floyd only fatality of the Lewis and Clark Expedition. [1] September 25 12th amendment to the US constitution, regulating judicial power. [1] November 30 Impeachment trial of Supreme Court Justice Samuel Chase begins. [1] December 1 Emperor Napoleon marries Joséphine of Martinique. [1] December 2 Napoleon Bonaparte crowned first emperor of France in Paris by Pope Pius VII. [1] December 5 Thomas Jefferson re-elected US President,George Clinton Vice-President. [1] December 19 Mary Bright British Prime Minister Rockingham, dies. [1]