What did the truman doctrine promise?
a. to liberate poland
b. to send aid to all nations threatened by soviet expansion
c. to drop an atomic bomb in the ussr if they did not leave poland
d. to resign the united states from the united nations if the soviet union remained a member

Approximately how many europeans jews died in the nazi concentrations camps and death camps

Which of the following is an example of the pull factor known as economic migration? a. better educational opportunities pulling people towards a new country b. mexican laborers entering the us to work in agricultural jobs c. joining family members that are already in a new country d. crop failures driving people away from their country i am unsure on this question, i was thinking b? but i could be wrong.

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.