This book investigates the historical context, creation, and impact of the Zinoviev Letter, a document that significantly influenced British foreign policy and domestic politics in 1924. Gill Bennett, drawing on extensive archival research, examines the letter's origins, its purported authors, and the subsequent political fallout that led to a shift in Anglo-Soviet relations. The work analyzes the evidence surrounding the letter's authenticity and its role in the electoral defeat of the Labour government.

This work is recognized for its meticulous research into a pivotal moment in 20th-century British political history. Bennett's analysis provides a comprehensive overview of the Zinoviev Letter's complex role in shaping both domestic politics and international relations. The book is considered a valuable resource for understanding the intricacies of Cold War origins and the impact of disinformation on political outcomes.