This book tells you all about World War 1 (1914-1918) - the devastating struggle for supremacy between the world's most powerful nations. Using vivid personal accounts to tell the stories of real people, it describes the terrible loss of life in the trenches on the Western Front, as well as on other battlegrounds around the world. Features First-hand accounts and quotations Maps and timelines A word bank on each page Find out: What was life like in the trenches? What happened on Christmas Day, 1914? In which major battle were tanks first used?