Not for defamation, nobody was defamed in that scenario. But Wikipedia has been sued for defamation at least once: https://en.wikipedia.org/wiki/Asian_News_Int

Not for defamation, nobody was defamed in that scenario. But Wikipedia has been sued for defamation at least once: https://en.wikipedia.org/wiki/Asian_News_International_v._Wikimedia_Foundation https://en.wikipedia.org/wiki/Asian_News_International_v._Wi...