Date : 07 . 04. 2008
(1)
The League also worked to combat the international trade in opium and sexual slavery and helped alleviate the plight of refugees, particularly in Turkey in the period to 1926. One of its innovations in this area was its 1922 introduction of the Nansen passport, which was the first internationally recognised identity card for stateless refugees. Many of the League's successes were accomplished by its various Agencies and Commissions.