What Happens When War Breaks Out?

In 18 61 we have the american civil war. In 18 63, president lincoln passes the emancipation proclamation. It a decision that would free the slaves, but only in those territories that a succeeded. So if you were in a border state that didn't succeed slavery was still technically legal right? I states that hadn't left, a statns that hadn't leave, could still have slavery. And so harriet is one of the first northern free blacks to come south. She teaches the women how to wash and launder, so that they can have wage labor skills once the war is over. But she also plays a role in the tactical success because they burn down everything they can't