Fortunes of War is the name given to a series of six novels by Olivia Manning that describe the experiences of a young married couple early in World War II. The series is made up of two trilogies: the books The Great Fortune (1960), The Spoilt City (1962), and Friends and Heroes (1965) comprise The Balkan Trilogy, while The Danger Tree (1977), The Battle Lost and Won (1978), and The Sum of Things (1980) comprise The Levant Trilogy. The novels were based on Manning's personal experiences during the second world war. Source: Wikipedia (en)