The term of expressionism represents embracing of the style of art, music as well as literature by early 20th century. After the end of Romantic Era by the year 1910, the utilization of chords and notes by the composers were so varied that it became difficult to determine their key or scale basis. After the shattering of mankind optimism and hopes associated with future by First World War, a revolution was started in the domain of musical arts which is referred to as expressionism. The characterization of expressionist music was based on extreme expressions associated with human ...