Input (grade 13): On August 24, 1821, representatives of the Spanish crown and Iturbide signed the Treaty of CÃ rdoba, which recognized Mexican independence under the terms of the Plan of Iguala.
Output (grade 9): On August 24, 1821, representatives of the Spanish crown and Iturbide signed the Treaty of CÃ rdoba. This recognized Mexican independence under the terms of the Plan of Iguala.