The fact of the matter is that slavery was pretty much the norm world wide at that juncture and the revisionist who try to sell the idea that the United States was the ONLY place on earth where such a practice was occurring are being entirely disingenuous.
I agree but at the same time, one can’t say that the theories they had about government were taken to their logical conclusion. At some points they had to compromise which requires a bit of hypocrisy.