The United States must change its immigration policies to exclude Muslims. Islam is both a religion and a political ideology, and its politics are supremacist. That is, the doctrines of mainstream Islam command Muslims to work toward the dominance of their religion over all other religions, and the subjugation of all people to the Islamic political system (Shari'a). In this sense, Islam seeks to overthrow the established Constitution of the United States, and to replace it with Shari'a. That is sedition. This does not refer to some "extreme" or "radical" form of Islam. Shari'a is a fundamental part of mainstream...