This reference guide to every military aspect of World War I presents information in nine parallel columns under the main headings Western Front, Eastern Front, Southern Fronts, Turk Fronts, African Operations, Sea War, Air War, International Events and Home Fronts. This will enable readers to establish everything that happened throughout the world on a chosen day, week or month, and also to discover the true chronological order and context of specific events. The text has been illustrated with campaign maps, quotations and statistics to enable readers to understand the full extent and significance of the entire 1914-1918 conflict.