To what extent was the north’s victory inevitable?

Yes, victory by the Union was inevitable regardless of how well the Confederacy fought or the intervention of any external potential allies.

Why? The North had a demographic advantage over the South - There were more people living the North than the South.

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Yes, victory by the Union was inevitable regardless of how well the Confederacy fought or the intervention of any external potential allies. Why? The North had a demographic advantage over the South - There were more people living the North than the South.

Is that all any more to the question