This book investigates the historical trajectory and constitutional implications of devolution within the United Kingdom from the late 19th century to the late 20th century. Vernon Bogdanor, a professor of government and expert in British constitutional history, utilizes legislative records and political discourse to analyze the shift toward regional autonomy. He argues that the 1998 legislation represents a culmination of long-standing debates regarding the structure of the British state and the balance of power between central and regional authorities.

Experts recognize this work as a foundational text for understanding the constitutional mechanics of the United Kingdom. Readers frequently note the academic density of the prose and the author's meticulous attention to legislative detail.