It was considered to have been developed as a rejection of, or rebellion against, classical ballet, and also a way to express social concerns like socioeconomic and cultural factors.
In the Central Modern period (c. 1923–1946), choreographers Martha Graham, Doris Humphrey, Katherine Dunham, Charles Weidman, and Lester Horton sought to develop distinctively American movement styles and vocabularies, and developed clearly defined and recognizable dance training systems.
In America, increasing industrialization, the rise of a middle class (which had more disposable income and free time), and the decline of Victorian social strictures led to, among other changes, a new interest in health and physical fitness.
[9] Emil Rath, who wrote at length about this emerging art form at the time stated, "Music and rhythmic bodily movement are twin sisters of art, as they have come into existence simultaneously...today we see in the artistic work of Isadora Duncan, Maud Allan, and others the use of a form of dancing which strives to portray in movements what the music master expresses in his compositions—interpretative dancing.
[12] Disturbed by the Great Depression and the rising threat of fascism in Europe, the radical dancers tried to raise consciousness by dramatizing the economic, social, ethnic and political crises of their time.
[23] Her principal contributions to dance are the focus of the 'center' of the body (as contrast to ballet's emphasis on limbs), coordination between breathing and movement, and a dancer's relationship with the floor.
[22] In 1927, newspapers regularly began assigning dance critics, such as Walter Terry, and Edwin Denby, who approached performances from the viewpoint of a movement specialist rather than as a reviewer of music or drama.
Of the Bennington program, Agnes de Mille wrote, "...there was a fine commingling of all kinds of artists, musicians, and designers, and secondly, because all those responsible for booking the college concert series across the continent were assembled there.
In 1945, she opened a school in New York, teaching Katherine Dunham Technique, African and Caribbean movement integrated with ballet and modern dance.
[25][26] Taking inspiration from African-based dance where one part of the body plays against one another, she focused on articulating the torso in her choreography.
Pearl Primus drew on African and Caribbean dances to create strong dramatic works characterized by large leaps.
She often based her dances on the work of black writers and on racial issues, such as Langston Hughes's 1944 The Negro Speaks of Rivers, and Lewis Allan's 1945 Strange Fruit (1945).
Postmodern dance developed in the 1960s in United States when society questioned truths and ideologies in politics and art.