The deadly and needless conflict of 1861-65 is sometimes called the "War of Northern Aggression", so to avoid that characterization the victor's schools to this day try to brand it as a war to abolish slavery. Sounds far better.
Today's ZGBlog is subtitled The Denial of History [4] and offers an explanation of the current rush to destroy memorials of that War, in the South. It's an ominous trend.