LGBT rights in Europe in Ireland since 2011. In 2013, the government held a constitutional convention which voted overwhelmingly in favour of amending the constitution in order to extend marriage rights to same-sex couples. On 22 May 2015, Irish citizens voted on whether to add the following amendment to the constitution: "Marriage may be contracted in accordance with law by two persons without distinction as to their sex.". 62.1% of the electorate voted in favour of the amendment, making Ireland the first country worldwide to introduce same-sex marriage through a national referendum. Ireland's first same-sex marriage ceremonies took place in November 2015. The Isle
United Ireland counties of Northern Ireland taken as a whole contain a plurality of Ulster Protestants who almost all favour continued union with Great Britain, although individually four of the six counties have Irish Catholic majorities and majorities voting for Irish nationalist parties. The religious denominations of the citizens of Northern Ireland are only a generalised guide to likely political preferences, as there are both Protestant nationalists and Catholic unionists. Surveys identify a significant number of Catholics who favour the continuation of the union without identifying themselves as Unionists or British. A poll in May 2017 found that 51% were in favour