People settled near rivers for : water, trade
When you've carefully checked all the facts and your attitudes and still find that there's "just something" about your supervisor that's causing a problem in your relationship, you should suspect that there's a hidden attitude.
Answer:
Who were American citizens in Oregon Country governed by? No one, or themselves. What was Ewing Young's role in setting up a provisional government in Oregon Country? His death without a will or an heir caused settlers to form new laws.
Explanation:
The Incan, Mayan, Aztec, and Olmec civilizations flourished in South America, and the Cherokee, Mississippian, Chickasaw, Apache, and other native american tribes flourished in North America.