David Olusoga challenges our perceptions of the First World War with the stories of the millions of Indian, African and Asian troops and ancillaries who fought and died alongside white European troops on the western front and elsewhere.

In part two, historian David Olusoga explains how the First World War spread far beyond the mud and trenches of France and Belgium. Extraordinary stories from across the world reveal how millions of Indian, African and Asian troops and ancillaries were caught in its destructive path.