What can be worse than war? Only the Civil War. Spain, May 1937. The first year of the Civil War is coming to end. Robert Jordan is a young teacher and socialist from America. He comes to Spain like many thousands others like him to help people who are his kindred spirits. The book describes three days of his life he spent at the front. Robert is a demolition man. He gets an order to blow up the bridge at the enemy's rear. This task is a part of the offensive operation of the Republican Guard. After getting to the right place, Robert meets the partisans who live in the mountains near the bridge. The partisans should help him even if it costs them their lives. There are brave men and cowards, kind and reliable, traitors among them. The novel "For Whom the Bell Tolls" is on the 8th place in the list "100 books of the 20th century".