In the early and mid 1800 how did the economies of the northern and southern states compare

Which describes a domestic policy for which president nixon was responsible? the reduction of tension between the democrats and republicans the establishment of the second frontier the reduction of tension between the united states and china the establishment of the environmental protection agency

Which did president carter refuse to do in his attempt to free american hostages taken by iran?

What is the supreme law of the land? the declaration of independence the federalist papers the articles of confederation the constitution