<P> Popularization began in earnest with the arrival of radio broadcasting in 1922, which came at the same time as Havana's reputation as an attraction for Americans evading Prohibition laws . The city became a haven for the Mafia, gambling and prostitution in Cuba, and also became a second home for trendy and influential bands from New York City . The son experienced a period of transformation from 1925 to 1928, when it evolved from a marginal genre of music to perhaps the most popular type of music in Cuba . </P> <P> A turning point that made this transformation possible occurred when then - president Machado publicly asked La Sonora Matancera to perform at his birthday party . In addition, the acceptance of son as a popular music genre in other countries contributed to more acceptance of Son in mainstream Cuba . At that time many sextets were founded such as Boloña, Agabama, Botón de Rosa and the famous Sexteto Occidente conducted by María Teresa Vera . </P> <P> A few years later, in the late 1920s, son sextets became septets and son's popularity continued to grow with artists like Septeto Nacional and its leader Ignacio Piñeiro (Echale salsita--Donde estabas anoche). In 1928, Rita Montaner's El Manicero became the first Cuban song to be a major hit in Paris and elsewhere in Europe . In 1930, Don Azpiazu's Havana Casino Orchestra took the song to the United States, where it also became a big hit . </P> <P> The instrumentation was expanded to include cornets or trumpets, forming the sextets and the septets of the 1920s . Later these conjuntos added piano, other percussion instruments, more trumpets, and even dance orchestra instruments in the style of jazz big bands . </P>

Check all the instruments listed that are common to cuban son performance