This volume investigates the strategic objectives and diplomatic maneuvers of the Soviet Union during the critical period leading up to the German invasion in 1941. Max Beloff, a noted historian of international relations, utilizes archival records and contemporary diplomatic documentation to analyze how the Soviet government navigated the shifting alliances of pre-war Europe. The work provides a systematic examination of the Kremlin's foreign policy framework, focusing on the transition from collective security efforts to the pragmatic isolationism of the Molotov-Ribbentrop Pact.

Historians and political scientists frequently cite this work as a foundational reference for understanding the complexities of Soviet diplomacy during the interwar period. Readers often note the academic density of the prose, which reflects the author's rigorous reliance on primary diplomatic sources.