Answer :

Final answer:

Popular sovereignty allowed residents of a territory to decide on slavery, proposed by Lewis Cass.


Explanation:

Popular sovereignty was a concept that allowed the residents of a territory to decide on the issue of slavery themselves, proposed by Democrat Lewis Cass. It emphasized that slavery should be left to the control of the territorial government and the residents should settle the matter.


Learn more about Popular sovereignty and slavery here:

https://brainly.com/question/1733598


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