Well ancient Greece was an oligarchy (kind of like a democracy). Greece has City States, as well as Ancient Mesopotamia. Mesopotamia had kings though, but was ran like an Oligarchy.
I think the answer is diminishing marginal utility
A Native American uses a rifle to hunt buffalo (B). Before the Columbian Exchange, no modern weapons reached the Americas. Natives hunted with the tools and techniques they had been using for hundreds of years.
A representative government, economic equality for all, and exchange of land for service and protection of individual rights
C. Philosophes
Thats some we call an 18th century thinker who believed in wisdom.