Camp Dubois, near present day Hartford, Illinois, served as the winter camp for the Lewis and Clark Expedition from December 12, 1803 to May 14, 1804. It was located on the east side of the Mississippi River so that it was still in United States territory. This was important because the transfer of the Louisiana Purchase to the France from Spain didn't occur until March 9, 1804 and then from France to the United States on March 10, 1804. They returned again to the camp on their return journey on September 23, 1806. When used by itself in a sentence, the term Hartford can refer to one of several places in the United States. ... State nickname: Land of Lincoln, The Prairie State Other U.S. States Capital Springfield Largest city Chicago Governor Rod Blagojevich Official languages English Area 149,998 km² (25th)  - Land 143,968 km²  - Water 6,030 km² (4. ... The Lewis and Clark expedition (1804-1806) was the first USA overland expedition to the Pacific coast and back. ... December 12 is the 346th day (347th in leap years) of the year in the Gregorian calendar. ... 1803 was a common year starting on Saturday (see link for calendar). ... May 14 is the 134th day of the year in the Gregorian Calendar (135th in leap years). ... 1804 was a leap year starting on Sunday (see link for calendar). ... Length 6,270 km Elevation of the source 450 m Average discharge 16,200 m³/s Area watershed 2,980,000 km² Origin Lake Itasca Mouth Gulf of Mexico Basin countries United States (98. ... From Frank Bond, Louisiana and the Louisiana Purchase. ... March 9 is the 68th day of the year in the Gregorian Calendar (69th in Leap years). ... March 10 is the 69th day of the year in the Gregorian Calendar (70th in Leap years). ... September 23 is the 266th day of the year (267th in leap years). ... 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 February 6 - Royal Navy victory off Santo Domingo - see:Action of 6 February 1806 March 23 - After traveling through the...

William Clark arrived at Camp Dubois first with a group of men that he recruited from Kaskaskia and Fort Massac on December 12, 1804. Captain Meriwether Lewis joined the camp several weeks later after gathering as much information about Upper Louisiana and the west from Cahokia, Kaskaskia, St. Louis and other locations. Also during this time Lewis took the opportunity to smooth relations with the Spanish authorities to make the transfer of the Louisiana Purchase easier. This page is about the American explorer. ... The Kaskasia were one of the several cognate tribes that made up the Illiniwek Confederation. ... Meriwether Lewis, portrait by Charles Willson Peale Meriwether Lewis (August 18, 1774 - October 11, 1809) was an American explorer, soldier, and public administrator; he is best known for his role as the leader of the Corps of Discovery. ... Cahokia was a Native American city located near Collinsville in west-central Illinois, across the Mississippi River from St. ... The Gateway Arch, shown here behind the Old Courthouse, is the most recognizable part of the St. ... From Frank Bond, Louisiana and the Louisiana Purchase. ...

Camp Dubois was a fully operating military camp. Soilders stationed at the camp were required to participate in training, maintain personal cleanliness, police the camp and other duties spelled out by the United States military. They had inspections, marched, stood guard duty and hunted to supplement their military rations. Sgt. John Ordway was in charge of the camp during periods in which both Lewis and Clark were away. The armed forces of the United States of America consist of the United States Army United States Navy United States Air Force United States Marine Corps United States Coast Guard Note: The United States Coast Guard has both military and law enforcement functions. ... Sergeant John Ordway, the youngest of ten siblings, was an important part of the Lewis and Clark Expedition across the United States. ...

On Monday, May 14, 1804, the Expedition, under Clark's command, left Camp River Dubois on the east side of the Mississippi River and sailed up the Missouri River.