Quote Originally Posted by Papewaio
Why?

At some point the sheer economic prosperity of the nation is going to cause internal change... and the very need to educate the workforce will become apparent once they find that educated workers produce more and they have hit the production limit using uneducated workers

educated workers + wealth = middle class hence social change.

That and a generation of little emperors... no way do the 4 grandparents to a single grandchild will wish to see their little emperor go off to war.
Damn I didn't see this post prior to my posting - it seems we are alreadly in agreement.