Who makes a bayonet attack on Little Round Top that pushes the attacking Confederates back for good?

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.

The ideas contained in the declaration of independence was most influenced by a. absolute monarchy b. the federal system c. anti-authoritarianism d. the social contract theory

Which of the following does not describe europe after that fall of the western roman empireh