First published in 1934, Labour and War is a thought-provoking work that examines the role of labor movements in preventing war through collective action and advocacy. The book explores the theoretical foundations of labor's involvement in peace efforts, emphasizing the power of organized labor to influence political decisions and promote international cooperation. It delves into historical examples, strategies, and the ethical dimensions of labor activism in the context of war prevention. With a preface by Harold Laski, this work remains invaluable for scholars of labor studies, peace studies, and political theory.