You're expressing Islamic chauvinism here in which a persecuted group's coerced silence is used against them by chauvinists like yourself to assert that they were happy. Non-Muslims under Muslim rule were no more free to express dissatisfaction than slaves were under Muslim or Christian rule. The fact of the matter is, under Islamic rule almost all Jews, including Samaritans, somehow disappeared: https://en.wikipedia.org/wiki/Samaritans