""The Attack of the British Ninth Corps at Messines Ridge (1917)"" is a historical account of the Battle of Messines, a significant engagement during World War I. The book is authored by the War Department and provides a detailed description of the battle that took place on June 7, 1917, between the British Ninth Corps and the German Army.The book begins with a brief overview of the strategic importance of Messines Ridge and the preparations made...