Well... Centaurs (some of them) were said to be keepers of knowledge, so it is tied ^_^
Academic related?
Something like population percentage of those who have under-grads diploma or percentage of population that finish their high-school?
I’m afraid not.Related to elections?
Not in the traditional sense.Conquered by europeans?
Not in the traditional sense.
This map is entirely in the latter half of the 20th century.