Mariachi was heavily involved in cultural promotion as a way to create a unified Mexican identity after the end of the Mexican Revolution. One of these efforts was the promotion of mariachi as an international symbol of Mexican identity, first with radio and sound recordings and later with films. Mexico built a nationwide radio broadcasting network in the 1920s such as XEB and XEW, which began broadcasting mariachi music as a media production, rather than as a music for social events. This music was already being modified in part due to the advent of sound recording. For example, most son jaliscense
El Mariachi the time) to bigger distribution companies where it started to get attention. When the sequel "Desperado" was produced, Antonio Banderas replaced Gallardo as the actor for the main character of the series. The filmmakers re-shot the final showdown from "El Mariachi" as a flashback sequence for Banderas' character in "Desperado". For the scene in which the Mariachi delivers a song in front of Dominó, Rodriguez hired a local entertainer. Recording the song with little more than a microphone held next to the musician, Rodriguez pitched the voice to match the voice of Mariachi actor Carlos Gallardo. The story of the