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

An introduction to devolution in the UK. House of Commons Library Research Paper 03/84.
Introduction to devolution in the UK (286 KB , PDF)
This research paper has been superseded by Library briefing 08599, Introduction to Devolution in the UK.
Introduction to devolution in the UK (286 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.