Explainers This page provides explanations and information on key constitutional terms and democratic practices, and links to useful resources. What is a constitution? What is the UK constitution? What does the House of Lords do? What are constitutional conventions? What is a citizens' assembly? What is the role of the monarchy? What is the royal prerogative? Useful resources The UK Constitutional Reform Tracker is a chronological and searchable list of constitutionally important events since summer 2019, put together by the team at the Public Law Project with input from the Constitution Unit, the Bingham Centre for the Rule of Law, the Bonavero Institute of Human Rights, the Institute for Government, and the UK Administrative Justice Institute.