Indeed there are however, with historians like Eric Foner who writes with a biased bent, the War of Northern Aggression will remain forever lying in a fog of uncertainty. Freeing slaves became a cause célèbre as a reason for that war as it droned on. Lincoln ended slavery but said, "those people must never be allowed to vote". Lincoln was anything but a saint; his abuse of the United States Constitution is legend.
“Lincoln was anything but a saint; his abuse of the United States Constitution is legend.”
.....But then again, the first five Presidents, including Washington were slave holders also. They all were very much human just like the rest of us.