The book "The Battle of Didgori - 900th Anniversary" is a historical work that provides a detailed account of the events of the Battle of Didgori in 1121. The author introduces the reader to the political and military context of that era, King David the Builder's strategy and tactics, as well as the heroism of the warriors who participated in the battle. The book is filled with historical sources, illustrations, and maps, allowing the reader to better understand and appreciate the significance of this important historical event for Georgia.