Black flags are inspired by descriptions of the Prophet Muhammad's battle flag, which was reportedly a black flag with white lettering on it. Therefore, many Islamist extremist groups adopt various interpretations of this image to use as... Read more

The tawhid emoji or hand gesture is frequently used by Islamists, and ISIS members in particular, to signify their membership. The single finger is meant to reference "tawheed," a religious term for the belief that there is... Read more