You are ignoring the part where you directly denigrated other people's preference by referring to it as disingenuous.
Nope. None of that is true beyond your own game and preferences for it.
And if you view slavery and oppression as so vital to medieval Islamic states that removing them makes it no longer really those places, well, I'm not sure how to politely respond to that idea, other than to say that it is incredibly reductive and ignores centuries of culture, advancement, and history, that are not at all defined by those elements.