The war on land, 1939-1945 examines the major land campaigns and strategic decisions of the Second World War. It details the key battles, the military leaders involved, and the evolving nature of warfare across different theaters. The book aims to provide a comprehensive overview of the land war, from the initial invasions to the final surrenders. It covers the vast geographical scope of the conflict and the immense human cost.

Ronald Lewin's 'The War on Land, 1939-1945' is recognized as a significant contribution to the historical literature of World War II. Critics have noted its comprehensive scope and detailed analysis of the major land campaigns across multiple theaters. The work is often cited for its balanced perspective, covering both the strategic decisions and the ground-level realities of the conflict. It serves as a valuable resource for understanding the complexities of the land war and its impact on the global outcome.