The Monroe Doctrine was a United States policy of opposing European colonialism in the Americas beginning in 1823. It stated that further efforts by European nations to take control of any .... The reaction in Latin America to the Monroe Doctrine was generally favorable but in some occasions suspicious.
38: Shortage
39: Price equilibrium
40: unsure, possibly Utility
41: Diminishing Utility
42: Demand
43: Expenses
44: Opportunity cost
45: Possibly Trade off
46: don't know
47: don't know.
It was really important to them and they thought that all land to the west of it shouldn't be owned by settlers