 During World War II (1939–45) Rauze was a member of the "Comité local de libération" of Perpignan and the "Comité départemental de libération" of the Pyrénées-Orientales.From 1944 to 1945 she was a municipal councilor in Perpignan.In 1954 Marianne Rauze-Comignan published "Pour la paix universelle" (For Universal Peace) in which she said the feminine will must be collective, free of all male influence or authority.