Why was there conflict between white settlers and Native Americans in the West?

Why did the north agree to the missouri compromise? a.) it allowed maine to enter the union as a free state. b.) it repealed the fugitive slave law. c.) it allowed california to enter the union as a free state. d.) it banned slavery in the northwest territory.

At the time of hitler's 1939 invasion of poland, the us had a policy of appeasement negotiation opposition neutrality

What form of government is powers of states? first letter of the answer is r.