Mariachi other music into their repertoires, including waltzes and polkas. It also required them to play in public venues. From the late 19th century to the 1930s, Mariachi groups were semi-professional. In the early 20th century, U.S., record companies began actively recording rural music in other parts of the world. One of these as a recording called Cuarteto Coculense by Columbia, Edison and Victor in 1908 and 1909, recognized as the “first” mariachi recordings. The music also gained attention in Mexico City when a wealthy hacienda family brought an early Mariachi from Cocula to play for President Porfirio Díaz in 1905.
Corps style band by American high schools to utilize the corps style of marching rather than the military style. This is most likely due to the fact that the corps style allowed for a much broader selection of musical styles, tempos, and moods, versus the limitations of the traditional military march. Another important factor is that the Corps Style bands face the audience, versus the military bands primarily facing the end zones, therefore, the corps style band has a much fuller sound, and is generally louder. The 80's also saw the movement away from strict 8 to 5 step size to the usage