 Most recently, the party won 11.7% of the vote in Northern Ireland and no seats in 2019, placing fifth behind the DUP, Sinn Féin, Alliance Party of Northern Ireland, and SDLP.In 2016, the UUP and the SDLP decided not to accept the seats on the Northern Ireland Executive to which they would have been entitled and to form an official opposition to the executive.This marked the first time that a devolved government in Northern Ireland did not include the UUP.