The Mayan colonized there neighbors pretty brutally, so much so the suppressed tribes supported the conquistadores. So guessing, there libraries were filled with empire justification nonsense as found today still in the old colonial time libraries of Britain, France, Russia and us.

So, let us reconstruct one: "tar, we are gods chosen special people for we murdered and enslaved the hippies of the costal regions. We brought them roads and protection from inter tribe warfare. This empire of ours will go on forever.we have no pity for God told us all the others are not real people and we can trample them freely. "

Your utopia is in another castle, Mario.