Every society has an energy profile, that is, an array of energy sources, ranging in complexity from human power to nuclear fusion, that can be ranked according to their relative importance to that society. From about 4000 BE onward, animal muscle power becomes integrated into the energy profiles of many societies. The forms this integration takes include riding, carrying burdens, pulling wheeled vehicles and sleighs, operating mills and irrigation devices, and pulling plows, threshing sleds,...

Between 1848 and 1914, around 5,800 Swiss Mercenaries enlisted in the Dutch Colonial Army (KNIL) to fight in the Dutch East Indies, now modern-day Indonesia. This book traces the paths of these mercenaries beyond the boundaries of the Dutch Empire, shedding light on the intricacies of nineteenth-century military labour markets. It delves deep into their social backgrounds, motivations, intimate relationships, and their role in the violent expansion of the colonial empire. In doing so, it unve...