1682
Robert LaSalle was a French explorer who is known for exploring the Mississippi River and claiming the region it drained for France. He also discovered the mouth of the Mississippi River and named the region Louisiana in honor of King Louis XIV of France.
Lieutenant Robert E Lee led the two expeditions through the upper Mississippi River and into the region now known as Colorado.
The Mississippi River Valley
Robert La Salle
Rober Lasalle discovered Mississippi River Valley. Also, Robert Lasalle is from France.
He named the region Louisiana.
La Salle named the Mississippi river valley "Louisiana" in honor of King Louis XIV of France.
Robert de LaSalle.
Robert La Salle, if u want to remember who explored it, you can use this tip: Salle (Robert's last name) sounds like sally (in a way) so u can say, Sally went to the Valley, and you'll remember it :)
Zebulon Pike - c
The Ohio River valley, the Mississippi river valley, and the entire great lakes region
Yes, it is the name of a place i.e. a 'proper noun'.You should always capitalize a proper noun.