World premiere of the trumpet concerto (preliminary stage of the 5th Symphony) during a music-dramatic workshop in Strasbourg conducted by Hermann Scherchen
The “Burleske Musik für Bläser, Schlagzeug und Klavier” [Burlesque music for winds, percussion and piano] is published by Benno Balan in Berlin
Wedding with Elisabeth Reußmann (1913–2003), whom he met at the events of the Munich artists’ association “Die Juryfreien e.V.”
World premiere of “Miserae” at the IGNM festival in Prague (conductor: Hermann Scherchen); the orchestral work reviewed by Max Brod was dedicated by Hartmann: “Meinen Freunden, die hundertfach sterben mußten, die für die Ewigkeit schlafen – wir vergessen Euch nicht. (Dachau, 1933–1934)” [To my friends, who had to die a hundred times, who sleep for eternity – we do not forget you.]
First prize at the Geneva chamber music competition “Carillon” for the 1st string quartet, which is premiered the same year by the Végh-Quartett
Award for the choral cantata “Friede Anno 48” (text: Andreas Gryphius and Karl Amadeus Hartmann) by the Emil Hertzka Memorial Foundation in Vienna (jury member: Anton Webern)
Second performance of the 1st string quartet at the 16th IGNM Festival in London by the Kutcher Quartet (addition to Hartmann’s name in the programme: “Germany, Independent”)
Meeting with Elias Canetti
World premiere of the symphony “L’Œuvre” at the festive concerts of the “Concours Guillaume Lekeu” on the occasion of the world exhibition in Liège (Belgium)
Second performance by the Great Symphony Orchestra of the Belgian Nationaal Instituut voor de Radio-omroep (conductor: Franz André)
World premiere of the violin concerto “Musik der Trauer” (the later “Concerto funebre”) composed in 1939 in St. Gallen by Ernst Klug
Start of the western campaign of the German Wehrmacht on May 10, 1940; a radio premiere of “Simplicius Simplicissimus”, a piece of music calling for political upheaval, had been planned for the end of May on Brussels Radio and is cancelled by the radio station because of concerns about the consequences
A world premiere of the “Sinfonia tragica”, nevertheless scheduled by and also dedicated to Paul Collaer, the head of the music department of the Belgian Radio, cannot take place either
Private lessons with Anton Webern in Maria Enzersdorf near Vienna (October to November)
Born on August 2 in Munich as the fourth son of the married couple Friedrich Richard (1866–1925) and Gertrud Hartmann (1874–1935; née Schwamm) after the brothers Adolf (1900–1971), Fritz (1902–1974) and Richard (1903–1969)