Same-sex marriage in Argentina 16% supported civil unions or other forms of legal recognition. Same-sex marriage in Argentina Same-sex marriage in Argentina has been legal since July 22, 2010. Argentina was the first country in Latin America, the second in the Americas, and the second in the Southern Hemisphere to allow same-sex marriage nationwide. It was the tenth country worldwide to allow same-sex marriage. In the first decade of the 21st century, civil unions ( or "unión convivencial") were made legal in four jurisdictions in Argentina: the Autonomous City of Buenos Aires (2002), the province of Río Negro (2003), the city of Villa Carlos
Same-sex marriage in Puebla Court. This lawsuit sought to fully legalise same-sex marriage in Puebla, similarly to what had happened in the states of Chiapas and Jalisco. Actions of unconstitutionality in Mexico can, however, only be filed against a certain law within a 30 day period after they come into force. In this case, the Congress of Puebla modified its marriage laws, but left intact provisions outlawing same-sex marriages. This qualified for an action of unconstitutionality, which LGBT groups quickly filed. On 1 August 2017, the Mexican Supreme Court ruled that Article 300 of the Civil Code, which limited marriage to one man and