Actually they would,.... Basically put, Islam, per the Quran, believes that all must submit to Allah, or Die.
As "Knowledgeable as Our so called "Leaders" claim to be,..... It's Mind blowing that Our Democrat "Leaders" lust after Shia Islam, & Our Republican "leaders" lust after the Sunni Muslims, with both Political Parties Totally Ignoring The Fact that when Islam almost conquered Europe, it was by "United Islamic Armies", that put their differences aside, while "The Faith" was being carried deep in to Europe.
Both Sects of Islam are now Deeply Embedded in America, Europe, & many other "Christian Nations" waiting for the Call for "Jihad".