“My paramount object in this struggle is to save the Union, and is not either to save or to destroy slavery,” Lincoln replied in Greeley’s rival paper, Washington’s National Intelligencer. “If I could save the Union without freeing any slave I would do it, and if I could save it by freeing all the slaves I would do that. What I do about slavery, and the colored race, I do because I believe it helps to save the Union.”
Ibram X. Kendi in Stamped From the Beginning