December 2024 - Chambumo Ron (also in 450, Theological Development) In summary: The Chambumo-Ron is a theological development within the Family Federation (Unification movement). Often translated as a “Discourse on True Parents” or “True Parents Theory” it refers to a newly developed theological text and framework in the Family Federation that builds on and expands Unification teachings beyond the traditional Divine Principle. It has been compiled and taught especially in the Cheon Il Guk era under the guidance of Hak Ja Han (True Mother).