What was the conflict of the u. s. dakota war?

When conducting research for forming a hypothesis, which practice should historians follow?

Which lake receives up to 9 million visitors each year, covers more than 90,000 acres, and was created by denison dam? a. the grand lake o' the cherokees b. lake thunderbird c. lake eufaula d. lake texoma

What issues are reporters presently working to expose and reform?