| 1953 | - UNESCO afirma que "Es axiomático que el mejor medio para enseñar a un niño es la lengua materna" (United Nations Educational, Scientific and Cultural Organization)
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| 1960 | - Los niños tienen derecho a educarse en su propia lengua sin que se les impida aprender la lengua y cultura de su comunidad. (United Nations Educational, Scientific and Cultural Organization)
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| 1978 | - CDC defiende en el congreso la educación en la lengua materna como un derecho reconocido por la UNESCO. (United Nations Educational, Scientific and Cultural Organization)
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| 1996 | - World Conference on Linguistic Rights - Barcelona Declaration (United Nations Educational, Scientific and Cultural Organization)
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| 2003 | - UNESCO se posiciona a favor de la educación de y en la lengua materna de cada persona (United Nations Educational, Scientific and Cultural Organization)
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| - UNESCO considers the mother tongue a characteristic of the person. (United Nations Educational, Scientific and Cultural Organization)
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| 2011 | - UNESCO's research confirms that children learn best in their mother tongue as a prelude to and complement of bilingual and multilingual education (United Nations Educational, Scientific and Cultural Organization)
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| 2012 | - UNESCO considers that the first manifestation of the parliamentary system in Europe were the decrees of León (Spain) in 1188 (United Nations Educational, Scientific and Cultural Organization)
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| - The Decreta of León of 1188 The oldest documentary manifestation of the European parliamentary system (Spain) (United Nations Educational, Scientific and Cultural Organization)
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| 2017 | - La comunidad internacional no reconoce la independencia de Cataluña (United Nations)
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| 2018 | - UNESCO celebrates the power of mother languages to build peace and sustainability (United Nations Educational, Scientific and Cultural Organization)
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| - Día internacional de la lengua materna (United Nations Educational, Scientific and Cultural Organization)
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| 2019 | - UNESCO conference about mother Tongue-Based Multilingual Education (United Nations Educational, Scientific and Cultural Organization)
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| 2020 | - Experto en derechos de Naciones Unidas urge a educar a los niños en su lengua materna. (United Nations)
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| 2021 | - 2021 International Mother Language Day - Fostering multilingualism for inclusion in education and society (United Nations Educational, Scientific and Cultural Organization)
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| - El secretario general de la ONU avala la 'operación diálogo' de Pedro Sánchez con Cataluña. (United Nations)
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| 2022 | - UNESCO explains why mother language-based education is essential (United Nations Educational, Scientific and Cultural Organization)
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| - Spain violates the political rights of former leaders of the Catalan Parliament by suspending them from office before sentencing (Human Rights Office of the High Commissioner)
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| - La Generalitat ha financiado con un 1,3 millones de euros entre 2016 y 2022 a ACNUDH, que pidió liberar a los presos del procés (Human Rights Office of the High Commissioner)
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| - UNESCO explains the Importance of mother tongue-based schooling for educational quality (United Nations Educational, Scientific and Cultural Organization)
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| - UN General Assembly demands Russia to reverse course on attempted illegal annexation (United Nations)
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| - La ONU condena la ley que prohibe ir a la universidad a las mujeres afganas (United Nations)
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| 2023 | - El Govern adjudicó 490.000 a ACNUDH que elaboró el informe sobre Pegasus (Human Rights Office of the High Commissioner)
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| - La Generalitat paga 500.000 € a la oficina de la ONU que elabora el informe sobre Pegasus (Human Rights Office of the High Commissioner)
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| 2024 | - Una comisión de la ONU concluye que Israel ha cometido crímenes de guerra en Gaza (United Nations)
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