PoliticalLegal & treatiesCulturalSpace
- 1821Independence15 September 1821 (from Spain)CIA World Factbook
- 1952Ratified the Genocide ConventionUN Treaty Collection
- 1980Ratified the ICCPR (civil & political rights)UN Treaty Collection
- 1981Ratified CEDAW (women’s rights)UN Treaty Collection
- 1990Ratified the Convention on the Rights of the ChildUN Treaty Collection
- 2000First UNESCO World Heritage siteRuins of León ViejoUNESCO World Heritage
- 2011Most recent World Heritage inscriptionLeón CathedralUNESCO World Heritage
- 2017Ratified the Paris Climate AgreementUN Treaty Collection
- 2021Most recent legislative election2021-11-07IPU Parline
