Le Chant du départ (Song of the Departure) - Anthem of the First French Empire 

"Le Chant du départ" is a revolutionary and war song written by Étienne Méhul (music) and Marie-Joseph Chénier (words) in 1794. It was the official anthem of the French Empire, and it is currently the unofficial regional anthem of French Guiana and the presidential anthem of France.
(Taken From Chant du départ Wiki)
The English subtitles are not a one to one translation. Some lines are slightly altered in order to make it easier to sing in English.
Media Used In Video:
Waterloo (1970)
War and Peace (1967)
Napoléon (2002)
La Révolution française (1989)
Napoleon (2023)