How and when do researchers believe the first settlers came to north america

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 b.) it repealed the fugitive slave law.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.

Which scenario best illustrates the principle of popular sovereignty?

Why was the agricultural revolution more successful in england than in the rest of europe?