In the depths of the Great War, with millions dead and no imaginable end to the conflict, societies around the world began to buckle. The heart of the financial system shifted from London to New York. The strain of the war ravaged all economic and political assumptions, bringing unheard-of changes in the social and industrial order. A century after the outbreak of fighting, Adam Tooze revisits this seismic moment in history, challenging the existing narrative of the war, its peace and its aftereffects.