In Boston in 1924 Lithuanian emigrants music lovers staged opera by M.Petrauskas "Eglė žalčių karalienė" ("Eglė the Queen of Serpents"). Vytautas Klova (1926 - 2006) created mostly national operas - ("Pilėnai" 1955, "Vaiva" 1957, "Duktė" ("The Daughter") 1960, "Du kalavijai" ("Two Swords") 1965, "Amerikietiškoji tragedija" ("An American Tragedy"), 1968, "Ave vita", 1974). Operas based on historical thematic were created by Julius Juzeliūnas (1916 - 2001) ("Sukilėliai" ("The Rebels") 1957, banned by soviet censorship, staged only in 1977), B. Dvarionas ("Dalia", 1958).