12 million exterminated by Nazi's in World War 2 (athiest / protestant / pagan) 20 million Russians killed during Stalin's reign (athiest) 22,000 killed in mexico in the last 3 years (catholics) 1.5 million killed in the
Armenian Genocide (secular) 800,000 killed in the Rwandan Genocide (catholics) 100,000 + killed in the Bosnian Genocide (
orthodox christians) 3,500 dead in Northern Ireland (christians)