Won yan an si  ile igbimo asofin ti United States ni Odun 1846, Lincoln mu ilosiwaju ba okowo latari ile-ifowopamo, owo ori isowo lokeere ati oju irin.Awon itokasi                                                     McClintock, Russell.. 
Ni akọọlẹ ninu isọ 3166-2, apa ọ̀págun isọ 3166 ti International Organization for Standardization (iṣọ) tẹjadesí to ṣètumọ̀ awọn ami fun orukọ awọn ipin koko koko awọn orilẹ-itọkasi.isọ 3166.. 