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The League of Nations, abbreviated as LON[1] (French: Société des Nations [sɔsjete de nɑsjɔ̃], abbreviated as SDN or SdN), was the first worldwide intergovernmental organisation whose principal mission was to maintain world peace.[2] Founded on 10 January 1920 following the Paris Peace Conference that ended the First World War, it ceased operations on 20 April 1946.
