While civilization dates back tens of thousands of years, these are some of the earliest known (and confirmed) rulers.
Anthropologist Margaret Mead said the first sign of civilization in an ancient culture is a femur that had been broken and then healed. She theorized that in the animal kingdom, if you break your leg, ...
PATHOGENESIS: A History of the World in Eight Plaques. By Jonathan Kennedy. Crown. 304 pages. $30. Histories of the world generally credit great men for steering the course of events to the safety of ...