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 Australia 2003", making it the first Australian state or territory to do so. In August 2012, a bill was introduced into the Tasmanian Parliament to legalise same-sex marriage. The bill passed the lower house, but was later rejected by the upper house on 28 September 2012. In October 2013, the bill was re-introduced into the upper house and was defeated once more. Registered partnership recognition in state governments Same-sex and opposite-sex "de facto" couples exist in all states and territories, however the inability of "de facto" couples to have conclusive evidence of their relationships in Western Australia and the Northern Territory