1940-1949 - a period of creativity marked by mature symphonic works - writes his two symphonies; a period of time, when he holds key positions at the leadership of the musical life and the organization of musical and artistic amateur activities, and enters the academic world.
1940 - writes the song “A bright star has risen” for a children’s choir.
1941 - on June 29, is elected as a full member of the Bulgarian Academy of Sciences and Fine Arts, following a motion by Dobri Hristov.
in the month of October, with a Czar’s decree, is appointed Director of the National Opera, Deputy-Director of the National Theater, and Chairman of the State Philharmonic Orchestra (he holds these position until the month of October, 1944).
in the month of September, the National Opera in Sofia stages “Fairy tale” and “Thrace” as one-act ballets; libretto by Mariya Dimova, choreography by Mariya Dimova, with Asen Naidenov as conductor and Dechko Ouzounov as scene-painter.
in the month of July, finishes his First Symphony, in A-minor.
on Aug. 10, the premiere takes place of the First Symphony, performed by the State Symphony Radio-Orchestra at the Radio-broadcasting Directorate, conducted by Asen Naidenov.
appointed as an adviser on musical problems at the Ministry of Information and Propaganda, a position he holds until 1948.
writes the songs: “A May Day song”, for a single or mixed choir, on lyrics by Ivan Davidkov; “Autumn song”, for two voices, lyrics by N. Monev; and “Little moon”, for two voices, lyrics by K. Velichkov.
appointed as an adviser I-category on musical problems at the Committee for Science, Fine Arts and Culture.
elected as a member of the Arts Council at the Central Labor-Union House “G. Dimitrov” of the United Labor Professional Unions.
elected as a member of the Arts Council at the Sofia City Committee of the Fatherland’s Front.
writes the songs: “Motherland”, for a single choir, lyrics by K. Shishkov; and “A night march”, for two voices, lyrics by Tsv. Angelov.
entrusted with the organization of an Institute for Music with a Museum at the Bulgarian Academy of Sciences.
in the month of November, completes the Second Symphony, in C-minor.
works actively towards the establishment of provincial state symphonic orchestras and state opera theaters.
writes the songs: “First night”, for three voices, lyrics by Iv. Davidkov; and “Stalin’s holiday”, in folklore style.
on Oct. 4, the premiere of the Second Symphony is held, performed by the Sofia State Philharmonic Orchestra, conducted by Sasha Popov.
elected Chairman of the Amateur Artistic Activities Council at the Sofia People’s Council.