The United Kingdom constitution – a mapping exercise
A briefing paper which "maps" (or summarises) the main elements of the United Kingdom's uncodified constitution.

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This note is no longer being updated.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)
A briefing paper which "maps" (or summarises) the main elements of the United Kingdom's uncodified constitution.
An updated briefing paper on oaths of allegiance taken by senior office holders in the UK. This includes the Parliamentary Oath taken by MPs and peers and the judicial oath taken by judges.
MPs who also held seats in the European Parliament, Northern Ireland Assembly, Scottish Parliament, and Senedd Cymru / National Assembly for Wales, since 1973.