Karel Szymanowski's opera King Roger has its first performance in Warsaw

Leos Janacek's opera The Makropoulos Affair, based on the play by Karel Capek, has its first performance in Brno

Ernst Krenek's jazz opera Jonny Strikes Up has its premiere in Leipzig

The Threepenny Opera, by Bertolt Brecht and Kurt Weill, opens to great acclaim in Berlin

The opera Rise and Fall of the City of Mahagonny, by Kurt Weill and Bertolt Brecht, opens in Leipzig

Arabella, by Richard Strauss and Hugo von Hofmannsthal, is first performed four years after von Hofmannsthal's death left it incomplete

Dmitry Shostakovich's opera Lady Macbeth of the Mtsensk District has its premiere in Leningrad's Maly Theatre

The first opera festival at Glyndebourne, a country house in Sussex, opens with a performance of Mozart's Marriage of Figaro

Swedish tenor Jussi Björling makes his debut in Stockholm, in Puccini's Manon Lescaut

Paul Hindemith's opera Mathis der Maler is banned by the Nazis and is not performed until 1938 in Zurich

Leningrad's opera and ballet company is renamed the Kirov, in memory of the city's recently assassinated commissar

Italian baritone Tito Gobbi makes his operatic debut in Gubbio in Bellini's La Somnambula

George Gershwin's 'folk opera' Porgy and Bess, based on the novel by DuBose Heyward, opens on Broadway

Alban Berg's opera Lulu is incomplete when the composer dies

Benjamin Britten and Peter Pears give a series of recitals in the USA at the start of a lifelong partnership

Austrian conductor Herbert von Karajan becomes music director of the Berlin State Opera

Greek soprano Maria Callas sings her first Tosca, in the opera house in Athens

Benjamin Britten's opera Peter Grimes has its premiere in London, at the Sadler's Wells theatre

Bulgarian bass Boris Christoff makes his debut in Puccini's La Bohème in Reggio Calabria

Francis Poulenc makes an opera of Guillaume Apollinaire's play Les Mamelles de Tirésias ('The Breasts of Tiresias')

Hans Werner Henze's first full-length opera, Boulevard Solitude, has its premiere in Hanover

William Walton's opera Troilus and Cressida has its premiere at Covent Garden

Michael Tippett's first opera, A Midsummer Marriage, has its premiere at Covent Garden

Hans Werner Henze's opera The Stag King has its premiere in Berlin

Arnold Schoenberg's opera Moses and Aaron, incomplete at his death, has its premiere in Zurich