I'm sorry Pete, old friend, but I'm having difficulty coming to terms that you just posted that. I truly am.
@Cyber Liberty The simplest explanation is the Crusades,which pitted the Christians against the Muslims. If the Christians hadn't been more brutal,they wouldn't have won.
Then there are historical events like The Reformation,the brutal way the natives in south and central America were treated as slaves of the Spanish priests and government,Liberation Theology,etc,etc,etc.