The term of art I've heard in English (a little different than the exact term they used) is appropriate to their point. https://en.wikipedia.org/wiki/Useful_id

The term of art I've heard in English (a little different than the exact term they used) is appropriate to their point. https://en.wikipedia.org/wiki/Useful_idiot https://en.wikipedia.org/wiki/Useful_idiot But maybe impolitic to mention this theory, at least with this term. Many have already heard this theory, and many who have not could be offended by the term itself.