Explore 274 historical events from 1800–1809.
William Clark was an American explorer, soldier, Indian agent, and territorial governor. A native of Virginia, he grew up in pre-statehood Kentucky before later settling in what be…
William Clark and 42 men depart from Camp Dubois to join Meriwether Lewis at St Charles, Missouri, marking the beginning
Napoleon Bonaparte, later known by his regnal name Napoleon I, was Emperor of the French from 18 May 1804 until his first abdication in 1814, with a brief restoration during the Hu…
Napoleon Bonaparte is proclaimed Emperor of the French by the French Senate
The Lewis and Clark Expedition, also known as the Corps of Discovery Expedition, was the United States expedition to cross the newly acquired western portion of the country after t…
The Lewis and Clark Expedition officially begins as the Corps of Discovery departs from St
New Hampshire is a state in the New England region of the Northeastern United States. It borders Massachusetts to the south, Vermont to the west, Maine and the Gulf of Maine to the…
New Hampshire approves the Twelfth Amendment to the United States Constitution, ratifying the document
The Burr–Hamilton duel took place in Weehawken, New Jersey, between Aaron Burr, the U.S. vice president at the time, and Alexander Hamilton, the first and former Secretary of the T…
A duel occurs in which the Vice President of the United States Aaron Burr mortally wounds former Secretary of the…
Elizabeth Palmer Peabody was an American educator who opened the first English-language kindergarten in the United States. Long before most educators, Peabody embraced the premise …
Elizabeth Palmer Peabody, American educator who founded the first U
Mikhail Ivanovich Glinka was the first Russian composer to gain wide recognition within his own country and is often regarded as the fountainhead of Russian classical music. His co…
Mikhail Glinka, Russian composer (died 1857)
Hermann Schlegel was a German ornithologist, herpetologist and ichthyologist.
Hermann Schlegel, German ornithologist and herpetologist (died 1884)
Stephan Friedrich Ladislaus Endlicher, also known as Endlicher István László, was an Austrian botanist, numismatist and Sinologist. He was a director of the Botanical Garden of Vie…
Stephan Endlicher, Austrian botanist, numismatist, and sinologist (died 1849)
Robert Baldwin was an Upper Canadian lawyer and politician who with his political partner Louis-Hippolyte Lafontaine of Lower Canada, led the first responsible government ministry …
Robert Baldwin, Canadian lawyer and politician, third Premier of West Canada (died 1858)
Willard Richards was an early leader in the Latter Day Saint movement. He served as second counselor to church president Brigham Young in the First Presidency of the Church of Jesu…
Willard Richards, American religious leader (died 1854)
Charles Gordon Greene was an American journalist.
Charles Gordon Greene, American journalist and politician (died 1886)
Amantine Lucile Aurore Dupin de Francueil, best known by her pen name George Sand, was a French novelist, memoirist and journalist. Being more renowned than either Victor Hugo or H…
George Sand, French author and playwright (died 1876)
Nathaniel Hawthorne was an American novelist and short story writer. His works often focus on history, morality, and religion.
Nathaniel Hawthorne, American novelist and short story writer (died 1864)
Emma Hale Smith Bidamon was a leader in the early Latter Day Saint movement and a prominent member of the Reorganized Church of Jesus Christ of Latter Day Saints as well as the fir…
Emma Smith, American religious leader (died 1879)
Sir Richard Owen was an English biologist, comparative anatomist and palaeontologist. Owen is generally considered to have been an outstanding naturalist with a remarkable gift for…
Richard Owen, English biologist, anatomist, and paleontologist (died 1892)
Ludwig Andreas Feuerbach was a German philosopher and anthropologist who was a leading figure among the Young Hegelians. He is best known for his 1841 book, The Essence of Christia…
Ludwig Feuerbach, German anthropologist and philosopher (died 1872)
Johann Adam Hiller was a German composer, conductor and writer on music, regarded as the creator of the Singspiel, an early form of German opera. In many of these operas he collabo…
Johann Adam Hiller, German composer and conductor (born 1728)
Maria Amalia was duchess of Parma, Piacenza and Guastalla by marriage to Ferdinand I, Duke of Parma. She was born an archduchess of Austria as the daughter of Empress Maria Theresa…
Maria Amalia, Duchess of Parma (born 1746)
Alexander Hamilton was an American military officer, statesman, and Founding Father who served as the first U.S. secretary of the treasury from 1789 to 1795 under the presidency of…
Alexander Hamilton, American general, economist, and politician, 1st United States Secretary of the Treasury (born 1755)
Meriwether Lewis was an American explorer, soldier, politician, and public administrator, best known for his role as the leader of the Lewis and Clark Expedition, also known as the…
Led by Meriwether Lewis and William Clark, the Corps of Discovery left Camp Dubois near present-day Hartford, Illinois,
L'Aigle is a L6 meteorite that fell on 26 April 1803 over L'Aigle, Lower Normandy, France, during a meteor shower. Before the event, it was generally believed that meteorites were …
Thousands of meteor fragments fall from the skies of L'Aigle, France; the event convinces European scientists that meteo
The Louisiana Purchase was the acquisition of the territory of Louisiana by the United States from the French First Republic in 1803. This consisted of most of the land in the Miss…
Louisiana Purchase: The United States purchases the Louisiana Territory from France for $15 million, more than doubling
The Napoleonic Wars (1803–1815) were a global series of conflicts fought by a fluctuating array of European coalitions against the French First Republic (1803–1804) under the First…
Napoleonic Wars: The United Kingdom revokes the Treaty of Amiens and declares war on France