International Committee of the Red Cross lawyer and chairman of the Geneva Society for Public Welfare; physician Louis Appia, who had significant experience working as a field surgeon; Appia's friend and colleague Théodore Maunoir, from the Geneva Hygiene and Health Commission; and Guillaume-Henri Dufour, a Swiss Army general of great renown. Eight days later, the five men decided to rename the committee to the "International Committee for Relief to the Wounded". In October (26–29) 1863, the international conference organized by the committee was held in Geneva to develop possible measures to improve medical services on the battle field. The conference was attended by 36 individuals: eighteen
Thai Red Cross Society Plien acted as the society secretary. The society's name was later changed to the Siam Red Cross Society and, following the renaming of the country, the Thai Red Cross Society. The society was officially recognized by the International Committee of the Red Cross on 27 May 1920, and membership in the International Federation of Red Cross and Red Crescent Societies (then the League of Red Cross Societies) was granted on 8 April 1921. Following the statutes of the International Red Cross and Red Crescent Movement, the Thai Red Cross Society provides humanitarian aid and relief services in times of war