Louisiana, with New Orleans. In fact, it was so important that the US wanted this port. The US offered to buy the land of New Orleans from France, which at the time was a part of the French territory of Louisiana. However, France saw no use for the land of Louisiana any longer and offered the whole territory to the US. The US excepted and this is how the country acquired the Louisiana Territory.
Mississippi.
The Mississippi River
Mississippi river
which river runs across the state of Arkansas
The Mississippi
I would Personally have too say "no". All rivers are very important due to the fact that each river is in a different place. Yes the Mississippi river is important but not the most important river out of all of them.
Mississippi is the state named after the Mississippi River that forms most of its western border.
The Mississippi River.
The Mississippi River was one of the most important rivers in early American History. The Mississippi was the most widely used river for trade in the Louisiana territory.
The Mississippi River, one of the most important in the US, forms Missouri's eastern border. The Missouri River, which is also an important river, cuts the state in half.
The Mississippi
Yes it joins at the the southern most tip of Mississippi where the river runs down its side it collides with the red river in Louisiana state