Decades: 1750s 1760s 1770s 1780s 1790s - 1800s - 1810s 1820s 1830s 1840s 1850s
Years: 1801 1802 1803 1804 1805 - 1806 - 1807 1808 1809 1810 1811
Events January 8 - Cape Colony becomes a British colony January 10 - Dutch in Cape Town surrender to the British January 19 - The United Kingdom occupies the Cape of Good Hope March 23 - After traveling through the Louisiana Purchase and reaching the Pacific Ocean, explorers Lewis and Clark and their "Corps of Discovery" begin their journey home. March 29 - The Great National Pike, better known as the Cumberland Road, becomes the first United States federal highway. July 15 - Pike expedition: Near St. Louis, Missouri, United States Army Lieutenant Zebulon Pike leads an expedition from Fort Belle Fountaine to explore the west. August 6 - Francis I, the last Holy Roman Emperor, abdicates, thus ending the Holy Roman Empire. October 14 - Battle of Jena-Auerstädt November 15 - Pike expedition: During his second exploratory expedition, Lieutenant Zebulon Pike sees a distant mountain peak while near the Colorado foothills of the Rocky Mountains (it was later named Pikes Peak in his honor). Holy Roman Empire dissolved by Emperor Francis II. Births March 6 - Elizabeth Barrett Browning, poet (+ 1861) March 12 - Jane Pierce, First Lady of the United States March 21 - Benito Juarez, Mexican statesman and folk hero (+ 1872) April 9 - Isambard Kingdom Brunel, British engineer. May 20 - John Stuart Mill, British philosopher. December 11 - Otto Wilhelm Hermann von Abich. German geologist Deaths January 23 - William Pitt the Younger, Prime Minister of the United Kingdom February 11 - Vicente Martin y Soler, composer.\n