Complex sentence: This has been a deliberate campaign by a small minority of antipathetic "devotee" Wiki editors to remove all mention of any other institution than ISKCON, which is sectarian, and against the Wikipedia principles of "good faith" and preserving historicity.
Split into simpler sentences: This has been a deliberate campaign by a small minority of antagonistic so-called "devotee" editors to remove all mention of any other institution than ISKCON. This is sectarian, and against the Wikipedia principles of "good faith" and preserving historicity.