Level: Band 17/Diamond. Walter Tull was a successful footballer and officer in the British Army in World War One. These achievements are even more exceptional because Walter was Afro-Caribbean, succeeding in a world that still considered black people inferior. Follow him from the orphanage to the football field and final days in the trenches, in this inspiring biography. Band 17 books offer more complex, underlying themes to give opportunities for children to understand causes and points of view.