Italian opera revisited, history was retold and imagination was stimulated. The strength of it fell into a more violent era for opera: verismo, with "Cavalleria rusticana" by Pietro Mascagni and "Pagliacci" by Ruggero Leoncavallo. Some of the greatest Italian operas of the 20th century were written by Giacomo Puccini (1858–1924). These include "Manon Lescaut", "La bohème", "Tosca", "Madama Butterfly", "La fanciulla del West", "La rondine" and "Turandot", the last two being left unfinished. In 1926 and in 2002 Franco Alfano and Luciano Berio respectively attempted a completion of "Turandot", and in 1994 Lorenzo Ferrero completed the orchestration of the third version of
Giacomo Puccini Vienna's Carltheater; however, the outbreak of World War I prevented the premiere from being given there. Moreover, the firm of Ricordi had declined the score of the opera – Giulio Ricordi's son Tito was then in charge and he described the opera as "bad Lehár". It was taken up by their rival, Lorenzo Sonzogno, who arranged the first performance in neutral Monaco. The composer continued to work at revising this, the least known of his mature operas, until his death. "La rondine" was initially conceived as an operetta, but Puccini eliminated spoken dialogue, rendering the work closer in form to