15 August 1890 His essay "Sobre la Indolencia de los Filipinos was published in the Solidaridad (third installment).
20 August 1890 He wrote to his brother and sisters advised about the persecution of the noble persons of Calamba, but to have patience since he was going to consult the Minister of Pardon and Justice of the Spanish government in Madrid.
23 August 1890 He reported to Juan Luna what transpired between him and Antonio Luna. They had a quarrel and they also had a duel.
31 August 1890 His essay "Sobre la Indolencia de los Filipinos" was published in the Solidaridad (fourth installment).
15 September 1890 His essay "Sobre la indolencia de los Filipinos" was published in La Solidaridad (fourth installment).
31 October 1890 His article "I contestacion a Don Isabel delos Reyes" was published in La Solidaridad.
His article "El amor patria with his pen name Laong Laan was published in the Solidaridad.
5 November 1890 His comments on D.F. Pi y Margallall’s article "Las luchas de nuestros dias" was published in the La Solidaridad (first installment).
15 November 1890 He was issued the diploma of Mason-tea of the Lodge "Solidaridad the Grand Oriente Español."
23 November 1890 He wrote legend of "Mariang Makiling," which was published in the La Solidaridad on December 1890.
30 November 1890 Jose Rizal comment on D.F. Pi y Margall's article "Las Luchas de Nuestros Dias" was published in the Solidaridad (second installment).
15 December 1890 His article "Como Se Gobierno las Filipinas" was published in the La Solidaridad
His poem "A mi…", -signed Laong Laan, was published in the La Solidaridad.
31 December 1890 His article "Mariang Makiling," signed Laong Laan, was published in the La Solidaridad.
7 January 1891 Rizal wrote a very inspiring and interesting letter to P. Vicente Garcia, seeking from the latter a light with which to prepare himself (Rizal) to trend the path of the future. He said that the experience of old who has seen much of the world and studied more can supplement the youth’s few years and little knowledge.
21 January 1891 In a letter, he broached to Jose Ma. Basa his idea of founding a college in Hong Kong where they would teach languages, sciences, and arts, patterned after the Jesuits Colleges.
27 January 1891 Rizal left Madrid for Paris via Biarritz, after encountering all failures and difficulties in Madrid.