The formation of the united nations was a response to

How did the invention of the cotton gin affect slave labor in the united states? a. there was a forced migration of slaves from the south to the north. b. slave-owning cotton planters were gradually forced to sell their plantations. c. more slaves were purchased to work on cotton plantations in the south. d. the reduced need for labor on cotton plantations led to a decline in slavery. e. slaves were moved from cotton plantations to sugar plantations.

Why is the end of the cold war tied to the american domestic economy during this time?

What are three supporting points as to why opium was wrong in the chinese trade? why should it have stopped? (opium wars)