How did lincoln and douglas disagree about slavery? which of their views were facts and which were opinions?

The way that Lincoln and Douglas view, disagreement and facts about slavery is that Lincoln views them that they don’t have the ability to accept or cope up with the moral standards which was opposite of Douglas thinks. He also views them that they are also avaricious which Douglas didn't thought of. While Douglas in the other hand, has the belief that the people’s choice and having the thought of people who are slaves can back down the movement of the system of labor.