You cannot have two competing cultures in the same country.
Questions like: What law do you follow? How do you solve conflicts? Are there any limits on religion in the public square?
Those are western ideas, like the separation of church and state.
There is no separation between mosque and state in the Qur’an; there is no separation between civilian and military in the Qur’an.
This is war.
Take it from the man with the meat cleaver, standing in the street.