ndrew Carnegie: Rags to Riches, Power to Peace charts the story of a poor Scottish immigrant who became the richest man in the world. We examine how Carnegie's steel empire changed America, and his forgotten attempt to bring about peace in the run up to the First World War. Narrated by Brian Cox.Andrew Carnegie: Rags to Riches, Power to Peace charts the story of a poor Scottish immigrant who became the richest man in the world. We examine how Carnegie's steel empire changed America, and his forgotten attempt to bring about peace in the run up to the First World War. Narrated by Brian Cox.