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
International Committee of the Red Cross national relief societies throughout the world. The movement had extended itself beyond Europe and North America to Central and South America (Argentina, Brazil, Chile, Cuba, Mexico, Peru, El Salvador, Uruguay, Venezuela), Asia (the Republic of China, Japan, Korea, Siam), and Africa (South Africa). With the outbreak of World War I, the ICRC found itself confronted with enormous challenges which it could only handle by working closely with the national Red Cross societies. Red Cross nurses from around the world, including the United States and Japan, came to support the medical services of the armed forces of the European countries involved