Cosidering the amount of Christians/Catholics in Italy and South America, and the fact they aren't pulling this crap, I'd say your point isn't valid.
Islam needs it's reformist period.
And when you take the history of Islam into consideration you must include it's violent past as well as the violent history of it's founder. Monkey see, monkey do...(and please folks, that's just an expression, not to be interpreted as a slight towards anyone's skin color or ethnicity).