Treaties and other international acts series. 8111. Refugee relief in Republic of Viet-Nam, Laos, and Khmer Republic, agreement between United States and International Committee of Red Cross, amending agreement of Feb. 20 and Mar. 16 and 17, 1975, as amended, signed Gentva Apr. 18 and 24, 1975; [entered into force Apr. 24, 1975].