The three novels which make up The Forsyte Saga chronicle the ebbing social power of the commerical upper-middle class Forsyte family between 1886 and 1920. This, the only critical edition of Galsworthy's popular masterpiece, contains detailed notes which are vital to the saga, explaining particularly the contemporary artistic and literary allusions, and slang of the time.

For centuries, the Cherrell sons have left their home of Condaford Grange to serve the state as soldiers, clergymen and administrators, but the 1930s bring uncertainty in a world of rapidly altering morals and unemployment.