After the missouri comprimise, how many slave states were in the union? how many free states?

Which would be good historical evidence when studying manifest destiny?

How do you believe the japanese justified their imperialism in korea taiwan and china

The main reason the us senate rejected the treaty of versailles was because, isolationists felt the us should not have gotten into the war. republicans had gained power in the senate. democrats had gained power in the senate. european nations wanted to punish germany.