This book investigates the military campaigns and opposing forces during Hitler's Blitzkrieg in 1940 across Denmark, Norway, the Netherlands, and Belgium. Nigel Thomas, an established author in military history, draws upon extensive archival research and primary source accounts to detail the strategies, equipment, and experiences of the various national armies caught in the rapid German advance. The work aims to provide a comprehensive overview of these pivotal early campaigns of World War II.

This work is recognized for its detailed examination of the 1940 Blitzkrieg campaigns, offering a thorough account of the military actions in Denmark, Norway, the Netherlands, and Belgium. Nigel Thomas's expertise in military history is evident in the depth of research and the clarity with which he presents complex battlefield events. The book is considered a valuable resource for understanding the initial phase of World War II in Western Europe.