Was the defeat of the Confederation inevitable – the unification of the slave states of the United States?

Was the defeat of the Confederation inevitable – the unification of the slave states of the United States? Could plantation slavery in the United States have successfully developed further

In my opinion, the defeat of the Confederation – the unification of slave relations was inevitable. Since slavery did not always allow to develop in step with the times. Like any state, America developed, and practice shows that imperfect forks of government, relations disappeared over time and were replaced by more perfect ones.

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