Originally posted by the Voice of America. Voice of America content is produced by the Voice of America, a United States federal government-sponsored entity, and is in the public domain. UN Ratifies First Unanimous Treaty on Child Labor VOA News A global treaty sponsored by the U.N. International Labor Organization (ILO) calling for greater protection for children against sexual exploitation, forced labor and armed conflict was signed Tuesday by all member nations in the international forum. Tonga, an island nation located in the Pacific, approved the treaty this week, making it the first U.N. labor treaty ratified by all 187 members. Ratified treaties are legally binding on all signatory governments. .