[Excuse_My_Bellicosity]

So how did the North explain their use of slavery?

[Polybius]

So how did the North explain their use of slavery?

Well, in the case of the family of U.S. Grant, Mrs. Grant's slave "Black Julia" was needed to look after their son, Jesse Grant, when they visited Union Headquarters and the General and the Mrs. needed uninterrupted time for "marital relations".