Northern Ireland: border polls
The UK Secretary of State has the power to hold a border poll. They must hold one if they think a majority of people in Northern Ireland favour a united Ireland.

This note outlines the background to, content of, and moves to implement the agreement reached at Hillsborough Castle between the Democratic Unionist Party and Sinn Fein on 4 February 2010. The full text of the Agreement is included as an appendix to the note.
The Hillsborough Agreement (176 KB , PDF)
This note outlines the background to, content of, and moves to implement the agreement reached at Hillsborough Castle between the Democratic Unionist Party and Sinn Fein on 4 February 2010. The full text of the Agreement is included as an appendix to the note.
This note is no longer being updated. For further information please see the Library briefing paper Devolution in Northern Ireland, 1998-2018.
The Hillsborough Agreement (176 KB , PDF)
The UK Secretary of State has the power to hold a border poll. They must hold one if they think a majority of people in Northern Ireland favour a united Ireland.
A briefing paper which "maps" (or summarises) the main elements of the United Kingdom's uncodified constitution.
This briefing looks at the independent review of the Windsor Framework commissioned by the government and democratic oversight of the Framework