Empires have usually been founded by charismatic, egoistic warriors or power-hungry states and peoples, sometimes spurred on by a sense of religious mission. So how was it that the nineteenth-century British Indian Raj was so different? Arising, initially, from the militant policies and actions of a bunch of London merchants chartered as the English East India Company by Queen Elizabeth in 1600, for one hundred and fifty years they had generally pursued a peaceful and thereby profitable trade in the India, recognized by local Indian princes as mutually beneficial. Yet from the 1740s, Company...