In rebellion against romanticism, the modernists attempted to renew poetic language and to create a poetry characterized by formal perfection, musicality, and strongly evocative imagery. Cesar Vallejo's Trilce, published in 1922, was at the forefront of  the avant-garde movement that would develop in the 1920s and 1930s. Vallejo's poetry stretched syntax, invented words, and deployed automatic writing and other techniques now known as "surrealist".
Modernists rebelled against Romanticism by seeking to renew poetic language and create poetry that was both formally precise and musically rich, employing vivid imagery. Cesar Vallejo's "Trilce," published in 1922, exemplified this avant-garde movement of the 1920s and 1930s, characterized by innovative techniques like unconventional syntax, invented words, and automatic writing.