Mariachi rural settings, notably in charro outfits. This use of the charro outfit was repeated with urban mariachi in the 1920s. The Charro outfit was also used in the national "Orquestra Típica Mexicana" ("Mexican Typical Orchestra"), organized in 1884 by Carlo Curti, and touring the United States and Mexico as part of a presentation of nationalism for the Mexican president Porfirio Diaz. Curti's "Orquestra Típica Mexicana" has been called the "predecessor of the Mariachi." After the Mexican Revolution, many haciendas had to let workers go, including mariachis. Groups began to wander and play for a fee, which obliged them to incorporate
Mariachi schools. In areas with large Mexican-American populations, mariachis are being hired for events outside this ethnic group as well. Outside of schools, the most important venue for the music in the United States is mariachi festivals with the longest running festivals in Tucson and Fresno. The Tucson International Mariachi Conference began in 1982. It originally was held in the downtown but in 2012 moved to the Casino Del Sol. It showcases over 500 elementary, middle, and high schools and college mariachi players. The Las Vegas International Mariachi Festival, established in 1991, is televised on Telemundo and PBS and has headlined