Robert De La Salle Louisiana Territory

April 9, 1682

Robert de La Salle took possession of this Louisiana Territory, which included modern day Missouri, for France and named the area for King Louis XIV.


De Le Salle

March 19, 1687

The French explorer Robert de La Salle, who expeditioned in Missouri and the Mississippi Valley, was murdered on this date by mutineers.


St. Charles Flag Raising

March 9, 1804

In St. Charles and St. Louis flag raising ceremonies were conducted recognizing the new American sovereignty.


Meriwether Lewis

February 28, 1803

Congress set aside money on this date for a small military unit to explore the valleys of the Missouri and Columbia Rivers. Thomas Jefferson chose a childhood friend, Meriwether Lewis, to head the expedition.


Sacagawea

December 20, 1812

Sacagawea died at Fort Manuel in South Dakota. As promised, Explorer/Governor William Clark took custody of her son, Jean Baptiste and her infant daughter Lisette and raised them in St. Louis.


Daniel Boone

November 2, 1754

This is believed by some to be the birthday of a true legend, Daniel Boone. Boone and the people he brought may have done as much as any other people to give Missouri its unique and distinct character.


Daniel Boone Femme Osage

September 26, 1820

Daniel Boone died at his home on the Femme Osage near Defiance.


Antoine Robidoux

September 24, 1860

Antoine Robidoux was born into the prosperous St. Louis family of that name. His brother was the founder of St. Joseph but Antoine went further west and trapped, explored and led pioneers into the new territories.


September 20, 1806

William Clark wrote of the "great velocity" of their trip as they grew ever more eager to get home. They made 65 miles this day and found themselves near present day Washington and Marthasville. One of the men shouted when he saw a cow and they knew they were back on the edge of settled country.


Hernando de Soto

September 6, 1541

Hernando DeSoto’s party of exploration entered Missouri at what is now Ste. Genevieve.  They made camp that night near present day Farmington.