Where did things go wrong in Creation?
The creation was complete, he looked at what he had made and saw that it was very good. Too bad that people were brought into the world so violently. Things quickly started to smash their heads together.
In the Late Stone Age, they beat each other's brains out in an organized manner. About five thousand years ago, the population increased relatively rapidly. This increased the risk of conflict with many victims. Unhealed bones with injuries from San Juan, ca. 5,000 years old.
So many broken skulls and bones with cuts were found in a mass grave that the archaeologists involved cautiously conclude that prehistoric warfare may have been larger and better organized than previously thought. Large-scale violence in Late Neolithic Western Europe based on expanded skeletal evidence from San Juan ante Portam Latinam
This is a late Stone Age mass grave with over three hundred individuals. That late Stone Age, the Neolithic, lasted from around 8,000 to 4,000 years ago in Europe. There were no major kingdoms or states. Other mass graves from that Neolithic era have also been found, with clearly seriously injured people, but those graves are rarely larger than thirty to forty individuals. The concept of peaceful Neolithic is dead
Source: NRC Peaceful? In the Late Stone Age, they beat each other's brains out in an organized manner