The beard has nothing with this terrible enigma of humanity, the terrorism. There are all religious communities involved in the extremism, it does not matter they wear beard or not.
Hair is not washed, and red color is preferred on the day. Such taboos and suppressions are prevalent in all parts of the world. The African tribes are more superstitious and taboos are there in abundance. We can conclude our discussion by saying that taboos are the signs of past and can not be eliminated altogether from the face of the earth.