Lewis & Clark were sent out by the president Jefferson, to explore the newly purchased Louisiana
Zebulon Pike
Zebulon Pike, explorer of the south and southwest Louisiana Territory
The southern half of the Louisiana Territory was explored by French explorer Rene-Robert Cavelier, Sieur de La Salle in the late 17th century. He claimed the region for France and named it La Louisiane after King Louis XIV.
1803: The Louisiana Purchase extends the western boundary of the United States to the Rocky Mountains, occupying the drainage area of the Mississippi River, as estimated by the French explorer Robert La Salle. The Purchase doubled the territory of the United Stateshttp://geography.about.com/od/politicalgeography/a/usboundary.htm
Meriwether Lewis (1774-1809) and William Clark led an expedition to the Louisiana Territory and US Northwest from 1804 to 1806, referred to as the Corps of Discovery.
President Jefferson gave the job of exploring the Louisiana territory to Lewis and Clark. The western boundaries of the purchase were already being contested. Jefferson wanted to quickly get three missions going, aimed at mapping the new territory.
Louisiana's origin name comes from its first European explorer, the French explorer RenΓ©-Robert Cavelier, Sieur de La Salle, who claimed the territory in 1682 and named it La Louisiane in honor of King Louis XIV of France.
La Salle
camel
it is Louisiana
Merriwether Lewis and William Clark in the Corps of Discovery (By the way it was 1804-1806). With the help of Sacajawea, pronounced Sah-gog-ah-way-ah.
La Salle