What cultural norms and events are responsible for the West's utter dominance?

[Sandnigger Mudhut]

White people were not "pieces of shit to each other" before Christianity.

-Indicators of homicides per 100,000 population in England, thirteenth to twentieth centuries. Note: Each dot represents the estimated homicide rate for a city or county for periods ranging from several years to several decades. Source: Gurr 1981, p. 313.​