Diary of a Noncombatant is an impressive book of memoirs written by American author Horace Green. In this documentary essay, the author talks about his impressions and experiences during the Civil War in the United States. Horace Green, who was pregnant due to health reasons, refused to serve in the army, but did not stay away from the war. His records reveal dramatic events, military actions and inner thoughts not only of the author, but also of that time as a whole. "Diary of a noncombatant" is an important literary heritage that helps us better understand human psychology in the difficult time of war, its sacrifice and tragic consequences. This book will remain in the hearts of readers as an unforgettable testimony to the powers and limitations of heroism in its most important time.