1800

From the Simple English Wikipedia, the free encyclopedia that anyone can change

Centuries:	17th century - 18th century - 19th century
Decades:	1770s  1780s  1790s  - 1800s -  1810s  1820s  1830s
Years:	1797 1798 1799 - 1800 - 1801 1802 1803

[change] Events

• World population hits 1 billion.
• March 14 - Cardinal Barnaba Chiaramonti is elected pope as Pius VII.
• March 21 - Pius VII is ordained.
• April 24 - U.S. Library of Congress founded.
• May 5 - Great Britain passes the Act of Union to join Great Britain and Ireland into the United Kingdom of Great Britain and Ireland to take effect on 1 January 1801. The act is signed by King George III in August.
• May 15 - Napoleon Bonaparte crosses the Alps and invades Italy.
• June 14 - Battle of Marengo, Napoleon defeats the Austrian troops near Marengo, Italy.
• June 2 - First smallpox vaccination in North America, at Trinity, Newfoundland.
• June 27 - Pascha Jussuf Karamanli of Tripoli declares war on Sweden by having the flagpole on the consulate chopped down.
• September 5 - The island of Malta, that was occupied by the French, is conquered by British troops.
• November 1 - U.S. President John Adams becomes the first President of the United States to live in the Executive Mansion (later renamed the White House).
• November 17 - The U.S. Congress holds its first Washington, DC session.
• December 3 - Battle of Hohenlinden, the French army defeats the Austrian troops.
• December 24 - An assault on Napoleon Bonaparte fails in Paris.
• December 24 - Pierre Coudrin and Henriette Aymer de la Chevalerie found the Congregation of the Sacred Hearts of Jesus and Mary in Paris.
• Invention of the voltaic pile by Alessandro Volta: the first chemical battery
• The infrared radiation is discovered by Wilhelm Herschel.
• The Althing of Iceland, the world's oldest parliament, is abolished.

[change] Births

[change] Deaths