International Committee of the Red Cross many countries, based on national law in these countries, based on agreements between the ICRC and the respective governments, or, in some cases, based on international jurisprudence (such as the right of ICRC delegates not to bear witness in front of international tribunals). The ICRC's operations are generally based on international humanitarian law, primarily comprising the four Geneva Conventions of 1949, their two Additional Protocols of 1977 and Additional Protocol III of 2005, the Statutes of the International Red Cross and Red Crescent Movement, and the resolutions of the International Conferences of the Red Cross and Red Crescent. International humanitarian
Mexican Red Cross on battlefields. Two years later, the first provisional board of the Mexican Red Cross was established, which assisted in the floods in the city of Monterrey in 1909. The country's first brigade carrying Red Cross insignia left Mexico City for the stricken Monterrey and their efforts were recognized by the Mexican federal government. The success of this first effort led to a 1910 presidential decree that provided official recognition to the Mexican Red Cross, allowing for the first official board to be created that same year. In 1912, the organization received international recognition through the International Committee of the Red