ill-fated invasion of Russia. The opening of the work sets the stage by discussing the psychological and physical toll of the campaign on the troops. Rose focuses on the harrowing accounts of soldiers who survived the ordeal, often returning hollow-eyed and traumatized, recounting the suffering they endured as they succumbed to cold, hunger, and disease. The author outlines the context of the military expedition, moving from the crossing of the Niemen to the advance on Moscow, while also foreshadowing the dramatic retreat that would follow. This portion serves as a vivid introduction, emphasizing not only the narrative of war but also the medical history intertwined with the travails of the soldiers, setting a somber tone for the catastrophic events that would ensue. (This is an automatically generated summary.)