Define gratuitous.
The reasons to not want the spread of Islam are numerous, and based on legitimate concerns about how the doctrine affects their behaviour, culture, values and attitude and treatement of others through repeated demonstrations of that behaviour all around the world.
Anti-semitism is just because you don't like Jews.
I don't really have a problem with Jews, especially since my father was one. What I don't like is the "one size fits all" narrow minded approach of people who simply just don't like Muslim's.