It has been repeatedly discussed following the [[September 11, 2001 attacks]] that were carried out by [[Islamic terrorist]]s. People who oppose such a registry claim that it violates the [[First Amendment]] right to freedom of religion. | It has been repeatedly discussed following the [[September 11, 2001 attacks]] that were carried out by [[Islamic terrorist]]s. People who oppose such a registry claim that it violates the [[First Amendment]] right to freedom of religion. |