Lee owned slaves and brutalized them. Lee led an armed revolt against the United States to preserve slavery. And during it, Lee's army captured free blacks in the North and enslaved them.
But you were saying something about the "historically illiterate"?
Historians have documented this in great detail and anyone who's functionally literate can read their many works on Lee's support for slavery etc.
This fantastic piece by @AdamSerwer lists several of them and does an excellent job of explaining it all. https://www.theatlantic.com/politics/archive/2017/06/the-myth-of-the-kindly-general-lee/529038/ …
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