Notes on 20th Century Music and Developments
20th Century Developments
- Violence & Progress
- Introduction of two World Wars and prolonged Cold War.
- Rapid economic growth, technology, and science advancements.
- Major Events
- Wright brothers achieved first powered flight in 1903.
- American astronauts landed on the moon in 1969.
- Social Changes
- Movements towards equal rights for various demographics.
Musical Styles: 1900-1945
- Revolt & Revolution
- Seen as a time of upheaval in music, where composers moved away from traditional structures and rules.
- Abandonment of key, pitch center, and harmonic progression practices.
- Global Influences
- Incorporation of musical influences from Asia and Africa.
- Rediscovery and recording of Medieval, Renaissance, and Baroque music.
Characteristics of 20th Century Music
- Tone Color
- Use of unusual playing techniques (e.g., glissando, flutter tongue).
- Expanded use of percussion instruments.
- Unique instrument groupings for small ensembles.
- Chord Structures
- Introduction of new chord structures: polychord, quartal/quintal harmony, and clusters, creating more dissonant sounds.
- Atonality
- Emergence of atonality; absence of a tonal center, with the establishment of the 12-tone system.
Impressionism and Symbolism
- Influences from Art
- Musical movements aligned with French Impressionist painting and Symbolist poetry.
- Aimed to evoke feeling through suggestive rather than definitive statements.
Claude Debussy (1862-1918)
- Life & Work
- Influenced by both Parisian and Roman culture; lifestyle characterized by luxury yet financial struggles.
- Captured effects of Impressionist paintings through music.
- Musical Techniques
- Expanded harmonic vocabulary, using pentatonic and whole-tone scales; obscured rhythms and tempos.
Listening: Prelude a l’Apres-midi d’un faune
- By Claude Debussy (1894)
- Evokes dreams and fantasies of a faun (pagan creature), characterized by solo instruments and a disguised meter.
Igor Stravinsky (1882-1971)
- Background
- Russian composer with diverse styles, studied under Rimsky-Korsakov.
- Gained fame with ballet music; particularly "The Rite of Spring" which sparked a riot at its Paris premiere.
- Musical Characteristics
- Employed shifting and irregular meters, use of ostinato.
Listening: Le Sacre du printemps (1913)
- Ballet depicting a prehistoric tribe's rituals to the god of spring, characterized by the use of polychords and rhythmically accentuated passages.
Neoclassicism
- Era
- Flourished from 1920-1950, based on Classical & Baroque forms.
- Emphasis on organization of modern harmonies & rhythms while retaining modern sounds.
Expressionism
- Concept
- Focused on internal feelings over external appearances, often utilizing deliberate distortions.
- Addressed themes of madness, anguish, and societal protests through music.
Arnold Schoenberg (1874-1951)
- Key Contributions
- Abandoned traditional tonal systems; developed the 12-tone system after facing persecution as a Jew.
- Music characterized by atonality and lack of a key center.
Listening: Mondestrunken (1912)
- From "Pierrot Lunaire, Op. 21"
- Programmatic piece, utilizing Sprechstimme, and reflecting complex emotional states.
Alban Berg (1885-1935)
- Student of Schoenberg
- Known for atonal compositions, including the opera "Wozzeck," which portrays a soldier's descent into madness.
Listening: Wozzeck (1917-1922)
- Operatic scene portraying a tragic story driven by societal pressures with Expressionist themes.
Aaron Copland (1900-1990)
- American Contributions
- Known for accessible music that resonated with the public, while incorporating American folklore.
- Works include popular ballets like "Appalachian Spring."
Listening: Appalachian Spring (1943-44)
- Features variations on the folk melody "Simple Gifts."
Musical Styles Since 1945
- Chance Music
- Composers use random methods to determine pitches and rhythms; associated with John Cage.
- Minimalism
- Characterized by steady pulse, repetition, and a focus on simple forms.
Notable Modern Composers
- John Cage (1912-1992)
- Known for "Sonatas and Interludes for Prepared Piano."
- Edgard Varese (1883-1965)
- Innovator in early electronic music with works like "Poème électronique."
- Philip Glass (b. 1937)
- Known for minimalist operas such as "Einstein on the Beach."
Fibonacci Series & Golden Ratio
- Mathematical Background
- Introduced by Leonardo Fibonacci; sequence influences musical structure.
- Golden Ratio
- Represents aesthetically pleasing proportions used by composers like Debussy and Bartok.