Relative to ongoing and still happening right now, the European record on slavery is ancient history.
When someone corrects your assertion don’t throw a temper tantrum.
You won’t win arguments that way.
Had you bothered to read the post (#2) that I was
responding to perhaps you might have understood the
context in which I used the term “relatively”.
I was referring to organized societies which predated
organized Europe as listed in post #2.
Perhaps if you dig a little deeper initially and
refrain from “ make something else up” type comments
you can avoid snappy retorts.