The Mexican muralist movement created a social role in the post-revolution period of modern Mexico . This movement was intended to change consciousness and promote political action . The Mexican muralist movement was born from the Mexican Revolution of 1910–1920. It was powerful enough to overturn the dictatorship of Porfirio Diaz in Mexico. It was based on farming reform to overcome the power of the hacienderos . The movement’s three main influences were in northern Mexico, being Francisco Madera and Pancho Villa and in the south Victoriano Huerta appointed Alfredo Martinez as director of the Escuela Nacional de Artes Plasticas. Gerardo Murillo (who also called himself Dr. Alt) of Guadalajara . There he painted the first mural in Mexico, and brought out the idea of his main focus being that Mexican art should reflect Mexican life. The throughout the movement,…show more content… Although it began when Alvaro Obregon (1920–24) and Plutarco Elias Calles (1924–28) were presidents, it was led by the Tres Grandes creating a whole new mythology of the Mexican Revolution . The spark of the Mexican muralist movement inspired others like the Chicano Mural Movement. It also coincided with the formation in 1929 of the National Mexican Party (PNM), later renamed the Partido Revolucionario Institucional (PRI), which ruled Mexico for the rest of the 20th century . In 1921, Jose Vasconcelos was appointed director of public education, and brought upon the idea of a government-backed program of public art in order to promote the ideals of the Mexican Revolution. Basically the idea was to promote a new, united and forward-looking country, and to modernize for the benefit of all Mexicans. The first to be involved - in addition to Rivera, Orozco and Siqueiros - were Ramon Alva de la Canal, Roberto Montenegro Nervo, Fermin Revueltas Sanchez, Amado de la Cueva, Alfredo Ramos Martinez and his pupil Federico Heraclio Cantu