Symphony No. 4 (Wirén)

The Symphony No. 4, Op. 27, by Swedish composer Dag Wirén, is a significant work in his orchestral output. Composed in 1952, it is a single-movement symphony, lasting approximately 20 minutes. Unlike his earlier, more overtly neo-classical works, the Fourth Symphony displays a more introspective and complex musical language, leaning towards a denser and more dissonant sound.

The work is often described as being more emotionally charged than some of Wirén's other compositions. While not explicitly programmatic, the symphony evokes a sense of inner turmoil and dramatic conflict. Critics and scholars have noted the presence of underlying tensions and a struggle between contrasting musical ideas.

The structure, despite being in one continuous movement, can be parsed into discernible sections. The symphony is characterized by its use of complex harmonies and orchestration, demanding a high degree of virtuosity from the performers. Wirén’s skillful handling of orchestral color and texture contributes to the work's overall dramatic impact. While not as widely performed as his Serenade for Strings, the Symphony No. 4 remains a valuable contribution to the Swedish symphonic repertoire of the 20th century and is considered one of Wirén’s most important compositions. Its relative obscurity compared to other works by the composer is sometimes attributed to its demanding nature and its departure from the more accessible neo-classical style that characterized his earlier works.