Despite Inglis's already notable achievements, it was her efforts to treat the wounded at the front ( when already turning 50 at the start of) during the First World War that brought her fame. Inglis was instrumental in setting up, despite government resistance, the Scottish Women's Hospitals for Foreign Service Committee, an organisation funded by the women's suffrage movement with the express aim of providing all female staffed relief hospitals for the Allied war effort, including doctors and technical staff (paid) and others as volunteers.