“Ah! ça ira” is a famous French folk song that dates back to the period of the French Revolution. It was adapted by a soldier named Ladré and became well-known from 1790 onwards. The song expressed anti-aristocratic sentiments and was inspired, according to legend, by a phrase attributed to Benjamin Franklin. This information is sourced from the free encyclopedia, Wikipedia.

this is for the national holiday of France (July 14th)