LGBT rights in the United Kingdom filed a lawsuit to have their marriage recognised in the region. On 2 November 2015, the Northern Ireland Assembly voted for a fifth time on the question of legalising same-sex marriage. Of the 105 MLAs who voted on a motion to recognise same-sex marriage, 53 MLAs votes in favour and 51 voted against, the first time a majority of the Assembly had ever voted in favour of same-sex marriage. However, the DUP again tabled a motion of concern, preventing the motion from having any legal effect. As a result, the "Marriage (Same Sex Couples) (Northern Ireland) Bill" was introduced to
LGBT rights in Northern Ireland Assembly 53-42, with the Democratic Unionist Party and Ulster Unionist Party voting against and Sinn Féin, the Social Democratic and Labour Party, Alliance and the Green Party voting in favour. The third attempt on 29 April 2014 was defeated 51-43, with all nationalist MLAs (Sinn Féin and SDLP), most Alliance MPs and four unionists (two from NI21 and two from UUP) in favour. The remaining unionists (DUP, UUP, UKIP and Traditional Unionist Voice) and two Alliance MLAs voted against. A fourth attempt on 27 April 2015 also failed, 49-47. Again, Sinn Féin, SDLP and five Alliance members voted in favour,