La Boheme: (1/2/1896 Teatro Regio, Turin)
Composer : Giacomo Puccini
Librettists  : Giuseppe Giocosa and Luigi Illica

Tosca: (14/1/1900 Teatro Costanzi, Rome)
Composer :  Giacomo Puccini
Librettists :  Luigi Illica and Giuseppe Giacosa

Madama Butterfly: (Teatro17/2/1904 Teatro alla Scala, Milan)
Composer :  Giacomo Puccini
Librettists :  Giuseppe Giocosa and Luigi Illica 

Manon, seduced by the old Geronte, returns to her former lover, Des Grieux, but is betrayed to the authorities and transported to America, where she dies in the arms of her lover.

La Boheme, first staged in 1896, centres on the love of Mimě and the poet Rodolfo in the Latin Quarter of Paris, a story of innocent love, betrayal and the final death of the heroine.

Madama Butterfly is a story of love betrayed, the innocent Japanese heroine of the title deserted by her faithless American husband and finally compelled to suicide.

Turandot: it is the last opera and it is based on an Oriental fantasy by the 18th century dramatist Gozzi, makes inappropriate use of Chinese melodies, but is a study of the love of the suitor Prince Calaf for the icy-hearted and cruel Princess Turandot. All ends happily, but not before moments of suspense, marked by the famous tenor aria Nessun dorma ( Let no-one sleep ).

Tosca : One of the most famous and popular operas. It was staged for the first time in Rome in 1900. Opera in 3 acts The story is placed in Rome in 1800
Protagonists
Tosca: a singer
Mario Cavaradossi: a painter and a rebel
Scarpia: Police chief
It deals the love of Tosca for the Painter Cavaradossi. The painter was arrested because he helped another patriot to escape.Tosca tries to save him, but she is deceived by Scarpia so she killed him. Cavaradossi himself is shooted and Tosca, deeply distressed, throws herself out of the walls of Castel Sant'Angelo.