And if he had to imprison anyone who spoke out against the war and send his troops to murder a few hundred thousand people, so be it.
Who fired first on who?
And where there NO human rights violations by the Confederate Army?
Yes, Slavery has been with us through most of human history but it absurd for you to say, on the one hand, that the War was not about slavery, and then defend slavery.
You sound like the Holocaust deniers who say it never happened and then say that it should happen again.