What term is used to describe the american belief that the united states would come to control all or most of north america?
a. unitarianism
b. manifest destiny
c. continentalism
d. federalism

The belief which has been used in the past to describe that United States should control and will control all or most of North America was called Manifest destinty - this was a doctrine which basically talked about how Americans will justifiably conquer all of the North American continent.