Claude Joseph Rouget de Lisle Claude Joseph Rouget de Lisle Claude Joseph Rouget de Lisle (), sometimes spelled de l'Isle or de Lile (10 May 1760 – 26 June 1836), was a French army officer of the French Revolutionary Wars. He is known for writing the words and music of the "Chant de guerre pour l'armée du Rhin" in 1792, which would later be known as "La Marseillaise" and become the French national anthem. Rouget de Lisle was born at Lons-le-Saunier, reputedly on a market day. His parents lived in the neighbouring village of Montaigu. A plaque was placed at the precise spot of his
Emile Armet de Lisle factory. From the establishment of "Sels de Radium" until his death in 1928, de Lisle remained both an active participant in the French radium industry and a facilitator of its ties to the scientific and medical communities in France. Armet de Lisle helped strengthen communication and collaboration among scientists working on the problems of radioactivity. Most importantly, in 1904, he began to supervise and finance the publication of a journal dedicated to the topic, "Le Radium". The journal eventually grew to encompass a wide variety of scientific topics broadly related to radioactivity, including radiophysics and radiochemistry, and gained the support