 However, in 1914, the war broke out and movie-making ground to a halt.Everyone was called up to serve in the army, including Léonce, who for a time was conscripted as a nurse's aide in Niort as he was unable to fight due to his health problems.At Léon Gaumont's request he returned to filmmaking in 1915 to make several patriotic shorts like "Françaises, veillez!"