Comment by mtalantikite

I hate to break it to you, but the violent murderers have always been here and they're probably not the people you're thinking of...

https://en.wikipedia.org/wiki/Native_American_genocide_in_th...

https://en.wikipedia.org/wiki/Treatment_of_slaves_in_the_Uni...

https://en.wikipedia.org/wiki/Lynching_in_the_United_States

https://en.wikipedia.org/wiki/Porvenir_massacre_(1918)

https://en.wikipedia.org/wiki/Internment_of_Japanese_America...

https://en.wikipedia.org/wiki/My_Lai_massacre

etc etc etc