The book "Martyrdom; or, Camp Andersonville" by Augustus C. Hamlin (Augustus Choate) is an impressive account of the terrible events that took place in a prisoner of war camp during the Civil War in the United States. The author describes in detail the hellish conditions in which the prisoners were kept, their cruel treatment and shortcomings in the supervision system. This book is an important historical source that helps to better understand the tragic consequences of the war and the impact on the people who found themselves in the most difficult conditions. "Martyrdom; or, Camp Andersonville" leaves an indelible mark in the hearts of its readers, reminding them of the importance of protecting human rights and dignity, regardless of circumstances.