Same-sex marriage in Northern Ireland the second attempt to introduce same-sex marriage was defeated by the 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
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,