Contemporary international human rights law and the establishment of the United Nations have important historical antecedents. Concern over the protection of certain minority groups was raised by the League of Nations at the end of the First World War. However, the League floundered because the United States refused to join and because the League failed to prevent Japan’s invasion of China and Manchuria and Italy’s attack on Ethiopia. It finally died with the onset of the WWII. The idea of human rights emerged stronger after WWII. The extermination by Nazi Germany of over six million Jews, Sinti and Romani (gypsies), homosexuals, and persons with disabilities horrified the world. With the beginning of the UN, countries started ratifying var...