This book investigates the central role of the partition of Ireland in the political career and ideological framework of Eamon de Valera. John Bowman, a noted historian and broadcaster, utilizes extensive archival research and primary source documentation to analyze how De Valera’s policies shaped the trajectory of Anglo-Irish relations. The work argues that De Valera’s preoccupation with the Ulster Question was not merely a peripheral concern but a defining element of his governance and the broader political legacy of the Irish Republic.

Historians and political scientists recognize this work as a foundational text for understanding the complexities of Irish partition. Readers frequently note the academic density of the prose and the meticulous nature of the author's research.