The total since 630 AD for Islamist killings is 200-240 million. See thereligionofpeace.com site. Documents the 18,000 deadly teror attacks just since 9/11. His poiint that communism's threat is still very real is important. It should not be that people only know about Hitler. As a Rutgers history grad I did not know these things till waaay after colege. Made me feel dumb and angry at Rutgers.