Lots of people just do not understand the difference between Muslims and radical Islamists. All of them practice Islam but interpret commandments differently. Some of them are peaceful and some of them prefer radical forms of struggle. Stereotype that all Muslims are terrorists came from the fact that the modern form of terrorism was born in Middle East where the majority of population practice Islam. The modern form of terrorism doesn't have any political aim. Its aim is to destabilize the world's system of international relations