William Clark and Meriwether Lewis explored and mapped the American west. Sacajawea, a Shoshone Indian guide and interpreter accompanied them part of the way. They traveled from Missouri to Oregon and back again, sometimes by river and sometimes by land. The 8,000-mile trip took a total of 2 years, 4 months, and 10 days.
The land west of the Appalachian Mountains and east if the Mississippi River.
Before the Louisiana purchase the French controlled all land west of the Mississippi river. Later in the century a deal was struck between the US and the Russians to buy the territory that is now know as Alaska.
The Louisiana Purchase
the spanish had control of the mississippi river in 1764
the answer is: Mississippi river. and your welcome!
The French
land west of the Mississippi river
Texas
The Yazoo River is in west central Mississippi and flows into the Mississippi River.
The state of Mississippi is east off the Mississippi River. Mississippi is bordered by the Mississippi River to the west.
It is west of the Mississippi River.
The land west of the Appalachian Mountains and east if the Mississippi River.
The Mississippi River is west of the state Alabama
Yes, California is west of the Mississippi River.
Phoenix is west of the Mississippi River
The Mississippi River borders Illinois on the west.
There are more mountains west of the Mississippi River. The mountains west of the Mississippi River are also higher than those east of the river.