For ten points, name this organization that Al Smith was the first major presidential candidate to belong to.
This organization was demonized by Gov. Sidney Catts of Florida. He argued that they were planning to build a new headquarters in San Antonio by sparking a pro-German black revolt. The Tallulah Lynchings targeted Italian-Americans due to their membership in this group. This organization (*)  was the target of the Bloody Monday riots in Louisville, and the first diplomatic mission of this organization to the United States was cancelled after its leader was blamed for the death of an anarchist. John Jay recommended building "a wall of brass" to keep members of this organization out of the United States, predating Donald Trump by at least two centuries. For ten points, name this organization that Al Smith was the first major presidential candidate to belong to.
This organization was demonized by Gov. Sidney Catts of Florida.
Catholic  Church