In fact, when some colonies tried to abolish it, King George would not allow them to. That was one of the reasons for the American Revolution.
The Confederate States of America are a part of our heritage. They are a part of the struggle.
Slavery has been around forever. Before Jamestown was settled, Europe had been in a thirty year war. That war created a terrible European economy with many poor. Thus we had indentured servants come to this land about ten years after Jamestown started in 1607. Slavery still exists when humans will do anything to escape the likes of Venezuela. Add sex trafficking.