Final answer:
The mission of the Société Musicale Indépendente was to further the cause of French music.
Step-by-step explanation:
The mission of the Société Musicale Indépendente was to further the cause of French music. It was a group founded by composers such as Maurice Ravel and Charles Koechlin in 1909 with the aim of promoting and performing contemporary French music. The society organized concerts and events to showcase works by French composers and to encourage the appreciation of French music both within France and internationally.
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