Covering the beginnings of the 20th century up to the present day with great detail and depth, more than 8,000 entries contain comprehensive information unavailable in any other similar volume. This highly detailed encyclopedia spans the full extent of world history since 1900, including world leaders diplomacy, conflicts, government, explorers, inventions, music, literature, film, athletes, and more. Originally compiled from numerous Facts On File publications, this new edition has been completely updated by a senior scholar in world history and now contains hundreds of new entries concerning recent events. To accomodate the new entries, artwork, and recent information, this new edition has been expanded into three easy-to-use volumes.