The declaration of independence included a list of grievances. In one of this, Thomas Jefferson wrote about the abomination that was slavery and condemned it. The Grievance describes slavery as disgraceful, miserable, and as a part of the most disgusting business.
In the Grievance, Jefferson also blames slavery upon King George III. He blames the King for introducing slavery into the Americas. Jefferson wrote: "Those disgraceful practices are the Warfare of the Christian King of Great Britain".