You know, of course, that both Catholics and Protestants consider Joseph Smith to be a false prophet, right?
Yes, Islam is an expression of the Enemy Satan. As is the religion conceived by Joseph Smith to supplant biblical Christianity.
But we can, on a political level, resist Islam. Mormons don’t try to kill us.
They’re free to consider whatever they want to consider. I’m free to worship God and Jesus Christ as I see fit. Christ will judge me, not any other man.