Benjamin Banneker earnestly attempts to persuade Thomas Jefferson, former slave owner, the wrongness of slavery by using his sense of morality and reasoning against him. Banneker brings to light Jefferson’s views and to set the foundation to take his argument further. He refers to the Revolutionary War in line 2, "...arms and tyranny of the British Crown..." and explains the British Crown and indirectly refers to their ruling of the colonies. The word he most significantly used was ‘tyranny’ which sums up the rule of the British Crown in the colonists eyes. He uses the Revolutionary War and its impact on the colonies to further deepen the argument on his next point, without this clarification what he said next wouldn't have made any