Explain how the us position as a world power changed after world war 1

Aside from low birthrates and high death rates, what can cause a country’s population to decline

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.

What are consistent goals of u.s. foreign policy? equality between men and women education for all children life, liberty, and the pursuit of happiness spread of democracy and capitalism