This List notes Conservative Party leaders and officials since 1975.
Lord Speaker’s committee on the size of the House
The Lord Speaker’s committee on the size of the House was established on 20 December 2016 to explore methods by which the size of the House of Lords can be reduced, commensurate with its current role and functions. The report of the committee was published on 31 October 2017.
Read: the Commons Library Briefing Paper House of Lords Reform in the 2017 Parliament
This note lists Labour Party leaders and officials since 1975.
This list notes DUP leaders and officials since 1971.