"Beginning with the interwar period and concluding with the defeat of Japan, this book examines diplomatic, legal, military, and social issues the Western Allies (Great Britain, the United States, and Canada) confronted when they faced the threat and considered the use of chemical weapons during World War II"-- Provided by publisher.

Introduction : where the story of chemical warfare and World War II began --Chain, tool, shield : the role of an international treaty in chemical weapons arms control before World War II -- Is there any hope? Defensive preparations against the dreaded and expected gas war -- The sole exception to the rule : there will be no chemical conflicts, but just in case . . . -- The limits of friendship : the influence of chemical weapons on alliances -- Rolling the dice : risking gas warfare in Europe -- Critical timing : the increasing likelihood of chemical warfare in the Pacific.