In a new exhibition, the featured images reflect Britain’s attempts to classify and curb the subcontinent’s population, but they also demonstrate the nobility of their subjects – and the futility of the taskAt first, and without the context, someone looking at this collection of 150-year-old photographs of Indian men and women might think they were looking at compelling portraits. The faces are of individuals with piercing eyes and a striking presence.But context changes everything. The images w...