Gilbert and Sullivan the theme from "Iolanthe" of the war between the sexes. The opera is based on Tennyson's poem "The Princess: A Medley". Gilbert had written a blank verse farce based on the same material in 1870, called "The Princess", and he reused a good deal of the dialogue from his earlier play in the libretto of "Princess Ida". "Ida" is the only Gilbert and Sullivan work with dialogue entirely in blank verse and is also the only one of their works in three acts. Lillian Russell had been engaged to create the title role, but Gilbert did not believe that she
Gilbert and Sullivan copyrights expired at the end of 1961, and even afterwards, the D'Oyly Carte Opera Company influenced productions of the operas worldwide, creating a "performing tradition" for most of the operas that is still referred to today by many directors, both amateur and professional. Indeed, Gilbert, Sullivan and Carte had an important influence on amateur theatre. Cellier and Bridgeman wrote in 1914 that, prior to the creation of the Savoy operas, amateur actors were treated with contempt by professionals. After the formation of amateur Gilbert and Sullivan companies in the 1880s licensed to perform the operas, professionals recognised that the amateur