This volume investigates how the British constitution has been interpreted and applied by statesmen and public servants over the last 150 years. Rodney Brazier, a scholar of constitutional law, compiles a curated selection of primary source documents and historical extracts to illustrate the evolution of governance. The work provides a structured framework for understanding the practical application of constitutional principles rather than relying solely on theoretical legal definitions.

Experts and academics frequently cite this volume as a reliable reference for understanding the historical development of British constitutional practice. Readers often note the academic density of the prose, which serves as a foundational resource for those studying the intersection of law and political administration.