Nikki Haley reignited the battle over the cause of the Civil War.

Today’s racial protocol requires a reflexive one-word answer: “slavery.” Haley didn’t give that response, but neither did she give one that reflects our best historical knowledge. Instead, she blamed government for not ensuring “that individuals have the liberties so that they can have freedom of speech, freedom of religion, freedom to do or be anything they want to be without government getting in the way.”