What was the open door policy?

Later in the federalist, no. 84, hamilton says, “here, in strictness, the people surrender nothing, and as they retain everything, they have no need of particular reservations.” hamilton believed that the new constitution would

Ineeed the answer asap which of the following describes the link between u.s. foreign policy and the rise of islamic extremist leaders in afghanistan during the late 20th century? apex

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.