Explain how the "Wilmot Proviso" pulled the nation apart?

The Wilmot Proviso pulled the nation apart because the southerners and northerners did not know whether to allow slavery in Mexico and the Wilmot Proviso automatically banned slavery in that region. ... Another was to allow the New Mexico and Utah territories to allow whether they wanted to have slavery.

states

explanation:

as the old saying goes, all politics are local. state and federal governments affect our daily lives in numerous ways. yet, in our federal system, there is supposed to be a balance between federal and state power. as james madison envisioned it in federalist no. 51, “the power surrendered by the people” would be “divided between two distinct governments,” creating a balance of power that would enable the “different governments [to] control each other.”