"The Army of the Cumberland" by Henry Martyn Cist is a historical account written in the late 19th century. The book examines the operations and experiences of the Army of the Cumberland during the American Civil War, providing insights into its strategies, battles, and key figures involved in the campaign. In this detailed narrative, Cist, who served as a Brevet Brigadier-General and was closely associated with important military leaders like Major-General Rosecrans and Major-General Thomas, shares firsthand observations and analyses of significant events related to the Army of the Cumberland. He discusses notable battles, troop movements, and the overall impact of this army on the Civil War. The book aims to preserve the history and contributions of the Army of the Cumberland, blending personal accounts with broader military strategies and political contexts, making it a vital resource for understanding this pivotal period in American history. (This is an automatically generated summary.)