I can see the sentiment on both sides ("Allah" being of importance to Muslim students, while the flags themselves representing Hamas and Hezbollah). I'm not sure how I would react.
As far as "civil" goes, do they mean that "Christian and conservative students" are more likely to piss on another culture? Because admitting that is rather funny.
For some reason, the Fighting Sioux issue pops into my head here. We have people doing one thing and claiming it's for one reason, while the other group are offended for another reason that wasn't even considered by the first group. There may be an article there...