Brasil
En 1856, el poeta brasileño Domingos José Gonçalves de Magalhães publicó el poema épico A confederação dos Tamoios, criticado imediatamente por el futuro autor de O guarani, José de Alencar. La crítica produjo una polémica de vasta dimensión y, en la Argentina, Juan María Gutiérrez publicó un estudio sobre el poema en el diario El Orden (1857) de Buenos Aires y, posteriormente, lo transcribió en la Revista del Río de la Plata (1872), provocando la reacción de Magalhães, quien escribió una carta al colega argentino y, por primera vez, se manifesto sobre su composición poética.
In 1856, the Brazilian poet Gonçalves de Magalhães published his epic poem A confederação dos Tamoios which received a negative appraisal by the future author of O guarani, José de Alencar. This criticism resulted in a huge polemic and, in Argentina, Juan María Gutiérrez wrote a study about the poem in El Orden (1857) of Buenos Aires and later in Revista del Rio de la Plata (1872). His essay received an answer by Magalhães who wrote a letter to his Argentina colleague and, for the first time, after the criticism, commented about his poetic composition.