Ninguno, el mundo es plano.
The railroad increased trade by making shipping cheaper.
A solution to the slavery crisis suggested by Michigan senator Lewis Cass by which territorial residents, not Congress, would decide slavery's fate was Popular Sovereignty.
<h3>What is the basic idea of popular sovereignty?</h3>
Popular sovereignty is a principle in political theory that states government is created and subject to the will of the people.
It means that the government can only exercise authority and take the decisions if permission has been given by the People.
Basically, popular sovereignty limits the power of the government.
Learn more about the popular sovereignty here:-
brainly.com/question/12459176
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Decreased purchasing power of much of the population i’m pretty sure but are there anymore options
