Guatemala: Universidad Francisco Marroquín, 2021. First Edition. Paperback. 145p., bibl., indices, wrps. What is intended in "15 de Septiembre de 1821" is to delve into what happened on September 15, 1821, in Guatemala City, analyzing the record that emerged that same day as a fundamental document of the history of..... More about 15 de Septiembre de 1821: La desvinculación del Reino de Guatemala y la oportunidad perdida